Finding the Fourth Proportional to 147,061.92, 202,981.50 and 83,436.96

Step by Step Solution

1. Step 1: Write the proportion equation
   147,061.92 : 202,981.50 = 83,436.96 : x
2. Step 2: Convert to fraction form
   147,061.92/202,981.50 = 83,436.96/x
3. Step 3: Cross multiply
   147,061.92x = 202,981.50 × 83,436.96
4. Step 4: Simplify right side
   147,061.92x = 16,936,159,296.24
5. Step 5: Solve for x
   x = 16,936,159,296.24/147,061.92
6. Step 6: Final answer
   x = 115,163.46