Finding the Fourth Proportional to 1,426,014.88, 1,967,707.94 and 814,128.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426,014.88 : 1,967,707.94 = 814,128.74 : x
2. Step 2: Convert to fraction form
   1,426,014.88/1,967,707.94 = 814,128.74/x
3. Step 3: Cross multiply
   1,426,014.88x = 1,967,707.94 × 814,128.74
4. Step 4: Simplify right side
   1,426,014.88x = 1,601,967,585,880.20
5. Step 5: Solve for x
   x = 1,601,967,585,880.20/1,426,014.88
6. Step 6: Final answer
   x = 1,123,387.71