Finding the Fourth Proportional to 202,557.69, 303,851.31 and 69,436.83

Step by Step Solution

1. Step 1: Write the proportion equation
   202,557.69 : 303,851.31 = 69,436.83 : x
2. Step 2: Convert to fraction form
   202,557.69/303,851.31 = 69,436.83/x
3. Step 3: Cross multiply
   202,557.69x = 303,851.31 × 69,436.83
4. Step 4: Simplify right side
   202,557.69x = 21,098,471,757.75
5. Step 5: Solve for x
   x = 21,098,471,757.75/202,557.69
6. Step 6: Final answer
   x = 104,160.31