Finding the Fourth Proportional to 2,108,505.02, 3,162,951.96 and 688,568.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,505.02 : 3,162,951.96 = 688,568.54 : x
2. Step 2: Convert to fraction form
   2,108,505.02/3,162,951.96 = 688,568.54/x
3. Step 3: Cross multiply
   2,108,505.02x = 3,162,951.96 × 688,568.54
4. Step 4: Simplify right side
   2,108,505.02x = 2,177,909,213,187.34
5. Step 5: Solve for x
   x = 2,177,909,213,187.34/2,108,505.02
6. Step 6: Final answer
   x = 1,032,916.30