Finding the Fourth Proportional to 9,253,060.88, 12,746,408.06 and 7,871,981.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,253,060.88 : 12,746,408.06 = 7,871,981.31 : x
2. Step 2: Convert to fraction form
   9,253,060.88/12,746,408.06 = 7,871,981.31/x
3. Step 3: Cross multiply
   9,253,060.88x = 12,746,408.06 × 7,871,981.31
4. Step 4: Simplify right side
   9,253,060.88x = 100,339,485,978,593.44
5. Step 5: Solve for x
   x = 100,339,485,978,593.44/9,253,060.88
6. Step 6: Final answer
   x = 10,843,923.68