Finding the Fourth Proportional to 16,403,948.10, 24,605,922.15 and 13,773,315.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,403,948.10 : 24,605,922.15 = 13,773,315.15 : x
2. Step 2: Convert to fraction form
   16,403,948.10/24,605,922.15 = 13,773,315.15/x
3. Step 3: Cross multiply
   16,403,948.10x = 24,605,922.15 × 13,773,315.15
4. Step 4: Simplify right side
   16,403,948.10x = 338,905,120,328,315.56
5. Step 5: Solve for x
   x = 338,905,120,328,315.56/16,403,948.10
6. Step 6: Final answer
   x = 20,659,972.73