Finding the Fourth Proportional to 102,881.82, 142,003.26 and 62,623.83

Step by Step Solution

1. Step 1: Write the proportion equation
   102,881.82 : 142,003.26 = 62,623.83 : x
2. Step 2: Convert to fraction form
   102,881.82/142,003.26 = 62,623.83/x
3. Step 3: Cross multiply
   102,881.82x = 142,003.26 × 62,623.83
4. Step 4: Simplify right side
   102,881.82x = 8,892,788,013.69
5. Step 5: Solve for x
   x = 8,892,788,013.69/102,881.82
6. Step 6: Final answer
   x = 86,436.92