Finding the Fourth Proportional to 2,108,019.56, 2,909,411.46 and 1,292,672

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,019.56 : 2,909,411.46 = 1,292,672 : x
2. Step 2: Convert to fraction form
   2,108,019.56/2,909,411.46 = 1,292,672/x
3. Step 3: Cross multiply
   2,108,019.56x = 2,909,411.46 × 1,292,672
4. Step 4: Simplify right side
   2,108,019.56x = 3,760,914,730,821.12
5. Step 5: Solve for x
   x = 3,760,914,730,821.12/2,108,019.56
6. Step 6: Final answer
   x = 1,784,098.59