Finding the Fourth Proportional to 148,598.52, 205,069.52 and 81,530.52

Step by Step Solution

1. Step 1: Write the proportion equation
   148,598.52 : 205,069.52 = 81,530.52 : x
2. Step 2: Convert to fraction form
   148,598.52/205,069.52 = 81,530.52/x
3. Step 3: Cross multiply
   148,598.52x = 205,069.52 × 81,530.52
4. Step 4: Simplify right side
   148,598.52x = 16,719,424,601.75
5. Step 5: Solve for x
   x = 16,719,424,601.75/148,598.52
6. Step 6: Final answer
   x = 112,514.07