Finding the Fourth Proportional to 17,451,377.91, 26,143,012.24 and 13,595,144.18

Step by Step Solution

1. Step 1: Write the proportion equation
   17,451,377.91 : 26,143,012.24 = 13,595,144.18 : x
2. Step 2: Convert to fraction form
   17,451,377.91/26,143,012.24 = 13,595,144.18/x
3. Step 3: Cross multiply
   17,451,377.91x = 26,143,012.24 × 13,595,144.18
4. Step 4: Simplify right side
   17,451,377.91x = 355,418,020,537,601.88
5. Step 5: Solve for x
   x = 355,418,020,537,601.88/17,451,377.91
6. Step 6: Final answer
   x = 20,366,186.69