Finding the Fourth Proportional to 736,570.16, 1,016,456.78 and 414,280.12

Step by Step Solution

1. Step 1: Write the proportion equation
   736,570.16 : 1,016,456.78 = 414,280.12 : x
2. Step 2: Convert to fraction form
   736,570.16/1,016,456.78 = 414,280.12/x
3. Step 3: Cross multiply
   736,570.16x = 1,016,456.78 × 414,280.12
4. Step 4: Simplify right side
   736,570.16x = 421,097,836,793.21
5. Step 5: Solve for x
   x = 421,097,836,793.21/736,570.16
6. Step 6: Final answer
   x = 571,700.92