Finding the Fourth Proportional to 93,981.31, 140,939.15 and 37,806.86

Step by Step Solution

1. Step 1: Write the proportion equation
   93,981.31 : 140,939.15 = 37,806.86 : x
2. Step 2: Convert to fraction form
   93,981.31/140,939.15 = 37,806.86/x
3. Step 3: Cross multiply
   93,981.31x = 140,939.15 × 37,806.86
4. Step 4: Simplify right side
   93,981.31x = 5,328,466,875.88
5. Step 5: Solve for x
   x = 5,328,466,875.88/93,981.31
6. Step 6: Final answer
   x = 56,697.09