Finding the Fourth Proportional to 4,162,188,458.68, 6,240,789,407.31 and 1,324,757,086.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,162,188,458.68 : 6,240,789,407.31 = 1,324,757,086.72 : x
2. Step 2: Convert to fraction form
   4,162,188,458.68/6,240,789,407.31 = 1,324,757,086.72/x
3. Step 3: Cross multiply
   4,162,188,458.68x = 6,240,789,407.31 × 1,324,757,086.72
4. Step 4: Simplify right side
   4,162,188,458.68x = 8,267,529,994,061,031,424
5. Step 5: Solve for x
   x = 8,267,529,994,061,031,424/4,162,188,458.68
6. Step 6: Final answer
   x = 1,986,342,059.26