Finding the Fourth Proportional to 163,111.24, 225,149.52 and 102,783.52

Step by Step Solution

1. Step 1: Write the proportion equation
   163,111.24 : 225,149.52 = 102,783.52 : x
2. Step 2: Convert to fraction form
   163,111.24/225,149.52 = 102,783.52/x
3. Step 3: Cross multiply
   163,111.24x = 225,149.52 × 102,783.52
4. Step 4: Simplify right side
   163,111.24x = 23,141,660,191.91
5. Step 5: Solve for x
   x = 23,141,660,191.91/163,111.24
6. Step 6: Final answer
   x = 141,876.55