Finding the Fourth Proportional to 410,527.68, 615,321.72 and 185,548.56

Step by Step Solution

1. Step 1: Write the proportion equation
   410,527.68 : 615,321.72 = 185,548.56 : x
2. Step 2: Convert to fraction form
   410,527.68/615,321.72 = 185,548.56/x
3. Step 3: Cross multiply
   410,527.68x = 615,321.72 × 185,548.56
4. Step 4: Simplify right side
   410,527.68x = 114,172,059,082.72
5. Step 5: Solve for x
   x = 114,172,059,082.72/410,527.68
6. Step 6: Final answer
   x = 278,110.50