Finding the Fourth Proportional to 82,451,251.68, 113,826,902.04 and 63,571,596.72

Step by Step Solution

1. Step 1: Write the proportion equation
   82,451,251.68 : 113,826,902.04 = 63,571,596.72 : x
2. Step 2: Convert to fraction form
   82,451,251.68/113,826,902.04 = 63,571,596.72/x
3. Step 3: Cross multiply
   82,451,251.68x = 113,826,902.04 × 63,571,596.72
4. Step 4: Simplify right side
   82,451,251.68x = 7,236,157,912,373,826
5. Step 5: Solve for x
   x = 7,236,157,912,373,826/82,451,251.68
6. Step 6: Final answer
   x = 87,762,863.08