Finding the Fourth Proportional to 119,871.50, 165,417.12 and 68,848.31

Step by Step Solution

1. Step 1: Write the proportion equation
   119,871.50 : 165,417.12 = 68,848.31 : x
2. Step 2: Convert to fraction form
   119,871.50/165,417.12 = 68,848.31/x
3. Step 3: Cross multiply
   119,871.50x = 165,417.12 × 68,848.31
4. Step 4: Simplify right side
   119,871.50x = 11,388,689,570.61
5. Step 5: Solve for x
   x = 11,388,689,570.61/119,871.50
6. Step 6: Final answer
   x = 95,007.49