Finding the Fourth Proportional to 566,131.82, 781,280.61 and 324,460.72

Step by Step Solution

1. Step 1: Write the proportion equation
   566,131.82 : 781,280.61 = 324,460.72 : x
2. Step 2: Convert to fraction form
   566,131.82/781,280.61 = 324,460.72/x
3. Step 3: Cross multiply
   566,131.82x = 781,280.61 × 324,460.72
4. Step 4: Simplify right side
   566,131.82x = 253,494,869,002.51
5. Step 5: Solve for x
   x = 253,494,869,002.51/566,131.82
6. Step 6: Final answer
   x = 447,766.51