Finding the Fourth Proportional to 158,781.01, 219,116.93 and 87,162.25

Step by Step Solution

1. Step 1: Write the proportion equation
   158,781.01 : 219,116.93 = 87,162.25 : x
2. Step 2: Convert to fraction form
   158,781.01/219,116.93 = 87,162.25/x
3. Step 3: Cross multiply
   158,781.01x = 219,116.93 × 87,162.25
4. Step 4: Simplify right side
   158,781.01x = 19,098,724,631.89
5. Step 5: Solve for x
   x = 19,098,724,631.89/158,781.01
6. Step 6: Final answer
   x = 120,283.43