Finding the Fourth Proportional to 1,422,438.47, 2,131,410.56 and 1,154,891.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422,438.47 : 2,131,410.56 = 1,154,891.83 : x
2. Step 2: Convert to fraction form
   1,422,438.47/2,131,410.56 = 1,154,891.83/x
3. Step 3: Cross multiply
   1,422,438.47x = 2,131,410.56 × 1,154,891.83
4. Step 4: Simplify right side
   1,422,438.47x = 2,461,548,642,119.73
5. Step 5: Solve for x
   x = 2,461,548,642,119.73/1,422,438.47
6. Step 6: Final answer
   x = 1,730,513.27