Finding the Fourth Proportional to 2,287,522.62, 3,431,308.59 and 690,099.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287,522.62 : 3,431,308.59 = 690,099.57 : x
2. Step 2: Convert to fraction form
   2,287,522.62/3,431,308.59 = 690,099.57/x
3. Step 3: Cross multiply
   2,287,522.62x = 3,431,308.59 × 690,099.57
4. Step 4: Simplify right side
   2,287,522.62x = 2,367,944,582,496.31
5. Step 5: Solve for x
   x = 2,367,944,582,496.31/2,287,522.62
6. Step 6: Final answer
   x = 1,035,156.79