Finding the Fourth Proportional to 1,714,827.89, 2,366,291.98 and 989,909.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,714,827.89 : 2,366,291.98 = 989,909.15 : x
2. Step 2: Convert to fraction form
   1,714,827.89/2,366,291.98 = 989,909.15/x
3. Step 3: Cross multiply
   1,714,827.89x = 2,366,291.98 × 989,909.15
4. Step 4: Simplify right side
   1,714,827.89x = 2,342,414,065,792.61
5. Step 5: Solve for x
   x = 2,342,414,065,792.61/1,714,827.89
6. Step 6: Final answer
   x = 1,365,976.19