Finding the Fourth Proportional to 856,410.72, 1,181,760.67 and 474,366.12

Step by Step Solution

1. Step 1: Write the proportion equation
   856,410.72 : 1,181,760.67 = 474,366.12 : x
2. Step 2: Convert to fraction form
   856,410.72/1,181,760.67 = 474,366.12/x
3. Step 3: Cross multiply
   856,410.72x = 1,181,760.67 × 474,366.12
4. Step 4: Simplify right side
   856,410.72x = 560,587,223,796.50
5. Step 5: Solve for x
   x = 560,587,223,796.50/856,410.72
6. Step 6: Final answer
   x = 654,577.54