Finding the Fourth Proportional to 949,488.72, 1,423,773.72 and 350,731.80

Step by Step Solution

1. Step 1: Write the proportion equation
   949,488.72 : 1,423,773.72 = 350,731.80 : x
2. Step 2: Convert to fraction form
   949,488.72/1,423,773.72 = 350,731.80/x
3. Step 3: Cross multiply
   949,488.72x = 1,423,773.72 × 350,731.80
4. Step 4: Simplify right side
   949,488.72x = 499,362,719,608.30
5. Step 5: Solve for x
   x = 499,362,719,608.30/949,488.72
6. Step 6: Final answer
   x = 525,928.02