Finding the Fourth Proportional to 10,902,114.10, 16,349,234.55 and 5,508,972.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,902,114.10 : 16,349,234.55 = 5,508,972.10 : x
2. Step 2: Convert to fraction form
   10,902,114.10/16,349,234.55 = 5,508,972.10/x
3. Step 3: Cross multiply
   10,902,114.10x = 16,349,234.55 × 5,508,972.10
4. Step 4: Simplify right side
   10,902,114.10x = 90,067,476,992,306.05
5. Step 5: Solve for x
   x = 90,067,476,992,306.05/10,902,114.10
6. Step 6: Final answer
   x = 8,261,468.94