Finding the Fourth Proportional to 16,638,170.88, 24,958,142.72 and 5,279,508.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,638,170.88 : 24,958,142.72 = 5,279,508.48 : x
2. Step 2: Convert to fraction form
   16,638,170.88/24,958,142.72 = 5,279,508.48/x
3. Step 3: Cross multiply
   16,638,170.88x = 24,958,142.72 × 5,279,508.48
4. Step 4: Simplify right side
   16,638,170.88x = 131,766,726,135,290.27
5. Step 5: Solve for x
   x = 131,766,726,135,290.27/16,638,170.88
6. Step 6: Final answer
   x = 7,919,543.99