Finding the Fourth Proportional to 89,444.09, 123,302.78 and 62,502.99

Step by Step Solution

1. Step 1: Write the proportion equation
   89,444.09 : 123,302.78 = 62,502.99 : x
2. Step 2: Convert to fraction form
   89,444.09/123,302.78 = 62,502.99/x
3. Step 3: Cross multiply
   89,444.09x = 123,302.78 × 62,502.99
4. Step 4: Simplify right side
   89,444.09x = 7,706,792,425.31
5. Step 5: Solve for x
   x = 7,706,792,425.31/89,444.09
6. Step 6: Final answer
   x = 86,163.24