Finding the Fourth Proportional to 142,034,742.34, 213,113,490.64 and 76,379,141.34

Step by Step Solution

1. Step 1: Write the proportion equation
   142,034,742.34 : 213,113,490.64 = 76,379,141.34 : x
2. Step 2: Convert to fraction form
   142,034,742.34/213,113,490.64 = 76,379,141.34/x
3. Step 3: Cross multiply
   142,034,742.34x = 213,113,490.64 × 76,379,141.34
4. Step 4: Simplify right side
   142,034,742.34x = 16,277,425,422,157,152
5. Step 5: Solve for x
   x = 16,277,425,422,157,152/142,034,742.34
6. Step 6: Final answer
   x = 114,601,717.54