Finding the Fourth Proportional to 259,745,150.24, 358,435,521.24 and 142,271,002.92

Step by Step Solution

1. Step 1: Write the proportion equation
   259,745,150.24 : 358,435,521.24 = 142,271,002.92 : x
2. Step 2: Convert to fraction form
   259,745,150.24/358,435,521.24 = 142,271,002.92/x
3. Step 3: Cross multiply
   259,745,150.24x = 358,435,521.24 × 142,271,002.92
4. Step 4: Simplify right side
   259,745,150.24x = 50,994,981,088,967,760
5. Step 5: Solve for x
   x = 50,994,981,088,967,760/259,745,150.24
6. Step 6: Final answer
   x = 196,326,980.66