Finding the Fourth Proportional to 92,964.52, 139,421.86 and 40,361.50

Step by Step Solution

1. Step 1: Write the proportion equation
   92,964.52 : 139,421.86 = 40,361.50 : x
2. Step 2: Convert to fraction form
   92,964.52/139,421.86 = 40,361.50/x
3. Step 3: Cross multiply
   92,964.52x = 139,421.86 × 40,361.50
4. Step 4: Simplify right side
   92,964.52x = 5,627,275,402.39
5. Step 5: Solve for x
   x = 5,627,275,402.39/92,964.52
6. Step 6: Final answer
   x = 60,531.43