Finding the Fourth Proportional to 89,172,755,762.28, 133,771,698,714.72 and 28,646,737,978.68

Step by Step Solution

1. Step 1: Write the proportion equation
   89,172,755,762.28 : 133,771,698,714.72 = 28,646,737,978.68 : x
2. Step 2: Convert to fraction form
   89,172,755,762.28/133,771,698,714.72 = 28,646,737,978.68/x
3. Step 3: Cross multiply
   89,172,755,762.28x = 133,771,698,714.72 × 28,646,737,978.68
4. Step 4: Simplify right side
   89,172,755,762.28x = 3,832,122,802,043,508,228,096
5. Step 5: Solve for x
   x = 3,832,122,802,043,508,228,096/89,172,755,762.28
6. Step 6: Final answer
   x = 42,974,143,495.79