Finding the Fourth Proportional to 78,892.34, 108,871.17 and 47,062.58

Step by Step Solution

1. Step 1: Write the proportion equation
   78,892.34 : 108,871.17 = 47,062.58 : x
2. Step 2: Convert to fraction form
   78,892.34/108,871.17 = 47,062.58/x
3. Step 3: Cross multiply
   78,892.34x = 108,871.17 × 47,062.58
4. Step 4: Simplify right side
   78,892.34x = 5,123,758,147.82
5. Step 5: Solve for x
   x = 5,123,758,147.82/78,892.34
6. Step 6: Final answer
   x = 64,946.21