Finding the Fourth Proportional to 12,943,456.42, 17,862,348.87 and 7,063,469.49

Step by Step Solution

1. Step 1: Write the proportion equation
   12,943,456.42 : 17,862,348.87 = 7,063,469.49 : x
2. Step 2: Convert to fraction form
   12,943,456.42/17,862,348.87 = 7,063,469.49/x
3. Step 3: Cross multiply
   12,943,456.42x = 17,862,348.87 × 7,063,469.49
4. Step 4: Simplify right side
   12,943,456.42x = 126,170,156,262,980.98
5. Step 5: Solve for x
   x = 126,170,156,262,980.98/12,943,456.42
6. Step 6: Final answer
   x = 9,747,794.73