Finding the Fourth Proportional to 131,452,011.60, 197,195,952.72 and 54,757,103.76

Step by Step Solution

1. Step 1: Write the proportion equation
   131,452,011.60 : 197,195,952.72 = 54,757,103.76 : x
2. Step 2: Convert to fraction form
   131,452,011.60/197,195,952.72 = 54,757,103.76/x
3. Step 3: Cross multiply
   131,452,011.60x = 197,195,952.72 × 54,757,103.76
4. Step 4: Simplify right side
   131,452,011.60x = 10,797,879,244,141,094
5. Step 5: Solve for x
   x = 10,797,879,244,141,094/131,452,011.60
6. Step 6: Final answer
   x = 82,143,126.70