Finding the Fourth Proportional to 12,716,104.74, 17,548,686 and 7,284,646.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,716,104.74 : 17,548,686 = 7,284,646.50 : x
2. Step 2: Convert to fraction form
   12,716,104.74/17,548,686 = 7,284,646.50/x
3. Step 3: Cross multiply
   12,716,104.74x = 17,548,686 × 7,284,646.50
4. Step 4: Simplify right side
   12,716,104.74x = 127,835,974,049,499
5. Step 5: Solve for x
   x = 127,835,974,049,499/12,716,104.74
6. Step 6: Final answer
   x = 10,053,076.52