Finding the Fourth Proportional to 92,694.30, 139,083 and 42,747.63

Step by Step Solution

1. Step 1: Write the proportion equation
   92,694.30 : 139,083 = 42,747.63 : x
2. Step 2: Convert to fraction form
   92,694.30/139,083 = 42,747.63/x
3. Step 3: Cross multiply
   92,694.30x = 139,083 × 42,747.63
4. Step 4: Simplify right side
   92,694.30x = 5,945,468,623.29
5. Step 5: Solve for x
   x = 5,945,468,623.29/92,694.30
6. Step 6: Final answer
   x = 64,140.61