Finding the Fourth Proportional to 92,947.50, 139,342.86 and 40,317.34

Step by Step Solution

1. Step 1: Write the proportion equation
   92,947.50 : 139,342.86 = 40,317.34 : x
2. Step 2: Convert to fraction form
   92,947.50/139,342.86 = 40,317.34/x
3. Step 3: Cross multiply
   92,947.50x = 139,342.86 × 40,317.34
4. Step 4: Simplify right side
   92,947.50x = 5,617,933,463.19
5. Step 5: Solve for x
   x = 5,617,933,463.19/92,947.50
6. Step 6: Final answer
   x = 60,442.01