Finding the Fourth Proportional to 106,233.16, 158,911.98 and 87,300.04

Step by Step Solution

1. Step 1: Write the proportion equation
   106,233.16 : 158,911.98 = 87,300.04 : x
2. Step 2: Convert to fraction form
   106,233.16/158,911.98 = 87,300.04/x
3. Step 3: Cross multiply
   106,233.16x = 158,911.98 × 87,300.04
4. Step 4: Simplify right side
   106,233.16x = 13,873,022,210.48
5. Step 5: Solve for x
   x = 13,873,022,210.48/106,233.16
6. Step 6: Final answer
   x = 130,590.32