Finding the Fourth Proportional to 148,662.72, 205,152 and 81,594.24

Step by Step Solution

1. Step 1: Write the proportion equation
   148,662.72 : 205,152 = 81,594.24 : x
2. Step 2: Convert to fraction form
   148,662.72/205,152 = 81,594.24/x
3. Step 3: Cross multiply
   148,662.72x = 205,152 × 81,594.24
4. Step 4: Simplify right side
   148,662.72x = 16,739,221,524.48
5. Step 5: Solve for x
   x = 16,739,221,524.48/148,662.72
6. Step 6: Final answer
   x = 112,598.65