Finding the Fourth Proportional to 12,565,440.30, 17,335,321.22 and 7,266,155.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,565,440.30 : 17,335,321.22 = 7,266,155.98 : x
2. Step 2: Convert to fraction form
   12,565,440.30/17,335,321.22 = 7,266,155.98/x
3. Step 3: Cross multiply
   12,565,440.30x = 17,335,321.22 × 7,266,155.98
4. Step 4: Simplify right side
   12,565,440.30x = 125,961,147,947,923.89
5. Step 5: Solve for x
   x = 125,961,147,947,923.89/12,565,440.30
6. Step 6: Final answer
   x = 10,024,411.79