Finding the Fourth Proportional to 9,989,876.72, 14,983,124.16 and 2,799,755.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,989,876.72 : 14,983,124.16 = 2,799,755.84 : x
2. Step 2: Convert to fraction form
   9,989,876.72/14,983,124.16 = 2,799,755.84/x
3. Step 3: Cross multiply
   9,989,876.72x = 14,983,124.16 × 2,799,755.84
4. Step 4: Simplify right side
   9,989,876.72x = 41,949,089,368,405.09
5. Step 5: Solve for x
   x = 41,949,089,368,405.09/9,989,876.72
6. Step 6: Final answer
   x = 4,199,159.86