Finding the Fourth Proportional to 93,131.82, 139,646.70 and 36,915

Step by Step Solution

1. Step 1: Write the proportion equation
   93,131.82 : 139,646.70 = 36,915 : x
2. Step 2: Convert to fraction form
   93,131.82/139,646.70 = 36,915/x
3. Step 3: Cross multiply
   93,131.82x = 139,646.70 × 36,915
4. Step 4: Simplify right side
   93,131.82x = 5,155,057,930.50
5. Step 5: Solve for x
   x = 5,155,057,930.50/93,131.82
6. Step 6: Final answer
   x = 55,352.27