Finding the Fourth Proportional to 16,354,994.10, 24,532,491.15 and 13,166,348.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,354,994.10 : 24,532,491.15 = 13,166,348.10 : x
2. Step 2: Convert to fraction form
   16,354,994.10/24,532,491.15 = 13,166,348.10/x
3. Step 3: Cross multiply
   16,354,994.10x = 24,532,491.15 × 13,166,348.10
4. Step 4: Simplify right side
   16,354,994.10x = 323,003,318,241,069.31
5. Step 5: Solve for x
   x = 323,003,318,241,069.31/16,354,994.10
6. Step 6: Final answer
   x = 19,749,522.15