Finding the Fourth Proportional to 131,162,651.39, 196,812,067.51 and 53,496,535.05

Step by Step Solution

1. Step 1: Write the proportion equation
   131,162,651.39 : 196,812,067.51 = 53,496,535.05 : x
2. Step 2: Convert to fraction form
   131,162,651.39/196,812,067.51 = 53,496,535.05/x
3. Step 3: Cross multiply
   131,162,651.39x = 196,812,067.51 × 53,496,535.05
4. Step 4: Simplify right side
   131,162,651.39x = 10,528,763,667,878,016
5. Step 5: Solve for x
   x = 10,528,763,667,878,016/131,162,651.39
6. Step 6: Final answer
   x = 80,272,574.21