Finding the Fourth Proportional to 1,123,499.02, 1,684,805.35 and 483,850.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,499.02 : 1,684,805.35 = 483,850.73 : x
2. Step 2: Convert to fraction form
   1,123,499.02/1,684,805.35 = 483,850.73/x
3. Step 3: Cross multiply
   1,123,499.02x = 1,684,805.35 × 483,850.73
4. Step 4: Simplify right side
   1,123,499.02x = 815,194,298,505.41
5. Step 5: Solve for x
   x = 815,194,298,505.41/1,123,499.02
6. Step 6: Final answer
   x = 725,585.23