Finding the Fourth Proportional to 92,694.60, 139,020.12 and 42,743.52

Step by Step Solution

1. Step 1: Write the proportion equation
   92,694.60 : 139,020.12 = 42,743.52 : x
2. Step 2: Convert to fraction form
   92,694.60/139,020.12 = 42,743.52/x
3. Step 3: Cross multiply
   92,694.60x = 139,020.12 × 42,743.52
4. Step 4: Simplify right side
   92,694.60x = 5,942,209,279.62
5. Step 5: Solve for x
   x = 5,942,209,279.62/92,694.60
6. Step 6: Final answer
   x = 64,105.24