Finding the Fourth Proportional to 147,700.86, 203,826.15 and 80,632.86

Step by Step Solution

1. Step 1: Write the proportion equation
   147,700.86 : 203,826.15 = 80,632.86 : x
2. Step 2: Convert to fraction form
   147,700.86/203,826.15 = 80,632.86/x
3. Step 3: Cross multiply
   147,700.86x = 203,826.15 × 80,632.86
4. Step 4: Simplify right side
   147,700.86x = 16,435,085,417.29
5. Step 5: Solve for x
   x = 16,435,085,417.29/147,700.86
6. Step 6: Final answer
   x = 111,272.78