Finding the Fourth Proportional to 2,108,503.52, 3,162,949.71 and 688,567.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,503.52 : 3,162,949.71 = 688,567.04 : x
2. Step 2: Convert to fraction form
   2,108,503.52/3,162,949.71 = 688,567.04/x
3. Step 3: Cross multiply
   2,108,503.52x = 3,162,949.71 × 688,567.04
4. Step 4: Simplify right side
   2,108,503.52x = 2,177,902,919,483.56
5. Step 5: Solve for x
   x = 2,177,902,919,483.56/2,108,503.52
6. Step 6: Final answer
   x = 1,032,914.05