Finding the Fourth Proportional to 2,157,760.05, 3,233,933.63 and 1,144,380.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,157,760.05 : 3,233,933.63 = 1,144,380.79 : x
2. Step 2: Convert to fraction form
   2,157,760.05/3,233,933.63 = 1,144,380.79/x
3. Step 3: Cross multiply
   2,157,760.05x = 3,233,933.63 × 1,144,380.79
4. Step 4: Simplify right side
   2,157,760.05x = 3,700,851,522,306.97
5. Step 5: Solve for x
   x = 3,700,851,522,306.97/2,157,760.05
6. Step 6: Final answer
   x = 1,715,135.81