Finding the Fourth Proportional to 2,659,167.15, 3,989,996.29 and 1,310,594.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,659,167.15 : 3,989,996.29 = 1,310,594.61 : x
2. Step 2: Convert to fraction form
   2,659,167.15/3,989,996.29 = 1,310,594.61/x
3. Step 3: Cross multiply
   2,659,167.15x = 3,989,996.29 × 1,310,594.61
4. Step 4: Simplify right side
   2,659,167.15x = 5,229,267,610,843.09
5. Step 5: Solve for x
   x = 5,229,267,610,843.09/2,659,167.15
6. Step 6: Final answer
   x = 1,966,505.80