Finding the Fourth Proportional to 17,854,479.82, 24,595,449.15 and 12,945,277.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,854,479.82 : 24,595,449.15 = 12,945,277.18 : x
2. Step 2: Convert to fraction form
   17,854,479.82/24,595,449.15 = 12,945,277.18/x
3. Step 3: Cross multiply
   17,854,479.82x = 24,595,449.15 × 12,945,277.18
4. Step 4: Simplify right side
   17,854,479.82x = 318,394,906,613,345.38
5. Step 5: Solve for x
   x = 318,394,906,613,345.38/17,854,479.82
6. Step 6: Final answer
   x = 17,832,774.17