Finding the Fourth Proportional to 8,901,276.56, 13,271,928.16 and 8,141,222.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,901,276.56 : 13,271,928.16 = 8,141,222.96 : x
2. Step 2: Convert to fraction form
   8,901,276.56/13,271,928.16 = 8,141,222.96/x
3. Step 3: Cross multiply
   8,901,276.56x = 13,271,928.16 × 8,141,222.96
4. Step 4: Simplify right side
   8,901,276.56x = 108,049,726,259,662.55
5. Step 5: Solve for x
   x = 108,049,726,259,662.55/8,901,276.56
6. Step 6: Final answer
   x = 12,138,677.59