Finding the Fourth Proportional to 1,354,920.53, 1,869,697.23 and 743,059.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,354,920.53 : 1,869,697.23 = 743,059.89 : x
2. Step 2: Convert to fraction form
   1,354,920.53/1,869,697.23 = 743,059.89/x
3. Step 3: Cross multiply
   1,354,920.53x = 1,869,697.23 × 743,059.89
4. Step 4: Simplify right side
   1,354,920.53x = 1,389,297,018,057.10
5. Step 5: Solve for x
   x = 1,389,297,018,057.10/1,354,920.53
6. Step 6: Final answer
   x = 1,025,371.59