Finding the Fourth Proportional to 92,757.96, 139,120.76 and 42,833.80

Step by Step Solution

1. Step 1: Write the proportion equation
   92,757.96 : 139,120.76 = 42,833.80 : x
2. Step 2: Convert to fraction form
   92,757.96/139,120.76 = 42,833.80/x
3. Step 3: Cross multiply
   92,757.96x = 139,120.76 × 42,833.80
4. Step 4: Simplify right side
   92,757.96x = 5,959,070,809.69
5. Step 5: Solve for x
   x = 5,959,070,809.69/92,757.96
6. Step 6: Final answer
   x = 64,243.23