Finding the Fourth Proportional to 96,443.54, 133,061.31 and 62,478.06

Step by Step Solution

1. Step 1: Write the proportion equation
   96,443.54 : 133,061.31 = 62,478.06 : x
2. Step 2: Convert to fraction form
   96,443.54/133,061.31 = 62,478.06/x
3. Step 3: Cross multiply
   96,443.54x = 133,061.31 × 62,478.06
4. Step 4: Simplify right side
   96,443.54x = 8,313,412,509.86
5. Step 5: Solve for x
   x = 8,313,412,509.86/96,443.54
6. Step 6: Final answer
   x = 86,199.78