Finding the Fourth Proportional to 87,767.31, 131,654.73 and 34,470.84

Step by Step Solution

1. Step 1: Write the proportion equation
   87,767.31 : 131,654.73 = 34,470.84 : x
2. Step 2: Convert to fraction form
   87,767.31/131,654.73 = 34,470.84/x
3. Step 3: Cross multiply
   87,767.31x = 131,654.73 × 34,470.84
4. Step 4: Simplify right side
   87,767.31x = 4,538,249,240.34
5. Step 5: Solve for x
   x = 4,538,249,240.34/87,767.31
6. Step 6: Final answer
   x = 51,707.74