Finding the Fourth Proportional to 25,408,928.88, 35,064,245.52 and 13,806,527.76

Step by Step Solution

1. Step 1: Write the proportion equation
   25,408,928.88 : 35,064,245.52 = 13,806,527.76 : x
2. Step 2: Convert to fraction form
   25,408,928.88/35,064,245.52 = 13,806,527.76/x
3. Step 3: Cross multiply
   25,408,928.88x = 35,064,245.52 × 13,806,527.76
4. Step 4: Simplify right side
   25,408,928.88x = 484,115,479,155,335.69
5. Step 5: Solve for x
   x = 484,115,479,155,335.69/25,408,928.88
6. Step 6: Final answer
   x = 19,052,966.83