Finding the Fourth Proportional to 2,372,540.52, 3,558,909.18 and 689,644.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,372,540.52 : 3,558,909.18 = 689,644.02 : x
2. Step 2: Convert to fraction form
   2,372,540.52/3,558,909.18 = 689,644.02/x
3. Step 3: Cross multiply
   2,372,540.52x = 3,558,909.18 × 689,644.02
4. Step 4: Simplify right side
   2,372,540.52x = 2,454,380,433,710.10
5. Step 5: Solve for x
   x = 2,454,380,433,710.10/2,372,540.52
6. Step 6: Final answer
   x = 1,034,494.63