Finding the Fourth Proportional to 2,154,123,778.23, 3,226,660,658.83 and 1,366,772,151.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154,123,778.23 : 3,226,660,658.83 = 1,366,772,151.45 : x
2. Step 2: Convert to fraction form
   2,154,123,778.23/3,226,660,658.83 = 1,366,772,151.45/x
3. Step 3: Cross multiply
   2,154,123,778.23x = 3,226,660,658.83 × 1,366,772,151.45
4. Step 4: Simplify right side
   2,154,123,778.23x = 4,410,109,930,668,153,344
5. Step 5: Solve for x
   x = 4,410,109,930,668,153,344/2,154,123,778.23
6. Step 6: Final answer
   x = 2,047,287,149.99