Finding the Fourth Proportional to 17,247,849.30, 25,817,951.88 and 12,704,028.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,247,849.30 : 25,817,951.88 = 12,704,028.75 : x
2. Step 2: Convert to fraction form
   17,247,849.30/25,817,951.88 = 12,704,028.75/x
3. Step 3: Cross multiply
   17,247,849.30x = 25,817,951.88 × 12,704,028.75
4. Step 4: Simplify right side
   17,247,849.30x = 327,992,002,949,636.56
5. Step 5: Solve for x
   x = 327,992,002,949,636.56/17,247,849.30
6. Step 6: Final answer
   x = 19,016,400.09