Finding the Fourth Proportional to 76,899.34, 115,308.78 and 34,743.16

Step by Step Solution

1. Step 1: Write the proportion equation
   76,899.34 : 115,308.78 = 34,743.16 : x
2. Step 2: Convert to fraction form
   76,899.34/115,308.78 = 34,743.16/x
3. Step 3: Cross multiply
   76,899.34x = 115,308.78 × 34,743.16
4. Step 4: Simplify right side
   76,899.34x = 4,006,191,392.94
5. Step 5: Solve for x
   x = 4,006,191,392.94/76,899.34
6. Step 6: Final answer
   x = 52,096.56