Finding the Fourth Proportional to 102,456.68, 153,709.72 and 32,335.78

Step by Step Solution

1. Step 1: Write the proportion equation
   102,456.68 : 153,709.72 = 32,335.78 : x
2. Step 2: Convert to fraction form
   102,456.68/153,709.72 = 32,335.78/x
3. Step 3: Cross multiply
   102,456.68x = 153,709.72 × 32,335.78
4. Step 4: Simplify right side
   102,456.68x = 4,970,323,689.78
5. Step 5: Solve for x
   x = 4,970,323,689.78/102,456.68
6. Step 6: Final answer
   x = 48,511.47