Finding the Fourth Proportional to 150,150, 207,210.24 and 86,477.52

Step by Step Solution

1. Step 1: Write the proportion equation
   150,150 : 207,210.24 = 86,477.52 : x
2. Step 2: Convert to fraction form
   150,150/207,210.24 = 86,477.52/x
3. Step 3: Cross multiply
   150,150x = 207,210.24 × 86,477.52
4. Step 4: Simplify right side
   150,150x = 17,919,027,673.80
5. Step 5: Solve for x
   x = 17,919,027,673.80/150,150
6. Step 6: Final answer
   x = 119,340.84