Finding the Fourth Proportional to 1,123,023.32, 1,684,350.44 and 403,216.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,023.32 : 1,684,350.44 = 403,216.01 : x
2. Step 2: Convert to fraction form
   1,123,023.32/1,684,350.44 = 403,216.01/x
3. Step 3: Cross multiply
   1,123,023.32x = 1,684,350.44 × 403,216.01
4. Step 4: Simplify right side
   1,123,023.32x = 679,157,061,842.46
5. Step 5: Solve for x
   x = 679,157,061,842.46/1,123,023.32
6. Step 6: Final answer
   x = 604,757.76