Finding the Fourth Proportional to 814,003.88, 1,123,325.35 and 451,483.25

Step by Step Solution

1. Step 1: Write the proportion equation
   814,003.88 : 1,123,325.35 = 451,483.25 : x
2. Step 2: Convert to fraction form
   814,003.88/1,123,325.35 = 451,483.25/x
3. Step 3: Cross multiply
   814,003.88x = 1,123,325.35 × 451,483.25
4. Step 4: Simplify right side
   814,003.88x = 507,162,573,080.05
5. Step 5: Solve for x
   x = 507,162,573,080.05/814,003.88
6. Step 6: Final answer
   x = 623,046.88