Finding the Fourth Proportional to 179,487.26, 247,688.72 and 98,912.72

Step by Step Solution

1. Step 1: Write the proportion equation
   179,487.26 : 247,688.72 = 98,912.72 : x
2. Step 2: Convert to fraction form
   179,487.26/247,688.72 = 98,912.72/x
3. Step 3: Cross multiply
   179,487.26x = 247,688.72 × 98,912.72
4. Step 4: Simplify right side
   179,487.26x = 24,499,565,008.52
5. Step 5: Solve for x
   x = 24,499,565,008.52/179,487.26
6. Step 6: Final answer
   x = 136,497.52