Finding the Fourth Proportional to 89,707, 123,795.66 and 52,003.12

Step by Step Solution

1. Step 1: Write the proportion equation
   89,707 : 123,795.66 = 52,003.12 : x
2. Step 2: Convert to fraction form
   89,707/123,795.66 = 52,003.12/x
3. Step 3: Cross multiply
   89,707x = 123,795.66 × 52,003.12
4. Step 4: Simplify right side
   89,707x = 6,437,760,562.46
5. Step 5: Solve for x
   x = 6,437,760,562.46/89,707
6. Step 6: Final answer
   x = 71,764.31