Finding the Fourth Proportional to 65,557.12, 98,160.72 and 34,326.72

Step by Step Solution

1. Step 1: Write the proportion equation
   65,557.12 : 98,160.72 = 34,326.72 : x
2. Step 2: Convert to fraction form
   65,557.12/98,160.72 = 34,326.72/x
3. Step 3: Cross multiply
   65,557.12x = 98,160.72 × 34,326.72
4. Step 4: Simplify right side
   65,557.12x = 3,369,535,550.44
5. Step 5: Solve for x
   x = 3,369,535,550.44/65,557.12
6. Step 6: Final answer
   x = 51,398.47