Finding the Fourth Proportional to 12,609,776, 17,401,510.32 and 7,177,268

Step by Step Solution

1. Step 1: Write the proportion equation
   12,609,776 : 17,401,510.32 = 7,177,268 : x
2. Step 2: Convert to fraction form
   12,609,776/17,401,510.32 = 7,177,268/x
3. Step 3: Cross multiply
   12,609,776x = 17,401,510.32 × 7,177,268
4. Step 4: Simplify right side
   12,609,776x = 124,895,303,171,405.77
5. Step 5: Solve for x
   x = 124,895,303,171,405.77/12,609,776
6. Step 6: Final answer
   x = 9,904,640.90