Finding the Fourth Proportional to 72,863,301.90, 109,224,968.85 and 42,126,329.10

Step by Step Solution

1. Step 1: Write the proportion equation
   72,863,301.90 : 109,224,968.85 = 42,126,329.10 : x
2. Step 2: Convert to fraction form
   72,863,301.90/109,224,968.85 = 42,126,329.10/x
3. Step 3: Cross multiply
   72,863,301.90x = 109,224,968.85 × 42,126,329.10
4. Step 4: Simplify right side
   72,863,301.90x = 4,601,246,983,712,348
5. Step 5: Solve for x
   x = 4,601,246,983,712,348/72,863,301.90
6. Step 6: Final answer
   x = 63,149,032.01