Finding the Fourth Proportional to 147,684.88, 221,300.52 and 100,238.32

Step by Step Solution

1. Step 1: Write the proportion equation
   147,684.88 : 221,300.52 = 100,238.32 : x
2. Step 2: Convert to fraction form
   147,684.88/221,300.52 = 100,238.32/x
3. Step 3: Cross multiply
   147,684.88x = 221,300.52 × 100,238.32
4. Step 4: Simplify right side
   147,684.88x = 22,182,792,339.93
5. Step 5: Solve for x
   x = 22,182,792,339.93/147,684.88
6. Step 6: Final answer
   x = 150,203.54