Finding the Fourth Proportional to 93,081.72, 139,680.90 and 37,677.72

Step by Step Solution

1. Step 1: Write the proportion equation
   93,081.72 : 139,680.90 = 37,677.72 : x
2. Step 2: Convert to fraction form
   93,081.72/139,680.90 = 37,677.72/x
3. Step 3: Cross multiply
   93,081.72x = 139,680.90 × 37,677.72
4. Step 4: Simplify right side
   93,081.72x = 5,262,857,839.55
5. Step 5: Solve for x
   x = 5,262,857,839.55/93,081.72
6. Step 6: Final answer
   x = 56,540.19