Finding the Fourth Proportional to 2,109,411.52, 3,164,311.68 and 689,475.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,411.52 : 3,164,311.68 = 689,475.04 : x
2. Step 2: Convert to fraction form
   2,109,411.52/3,164,311.68 = 689,475.04/x
3. Step 3: Cross multiply
   2,109,411.52x = 3,164,311.68 × 689,475.04
4. Step 4: Simplify right side
   2,109,411.52x = 2,181,713,922,140.47
5. Step 5: Solve for x
   x = 2,181,713,922,140.47/2,109,411.52
6. Step 6: Final answer
   x = 1,034,276.10