Finding the Fourth Proportional to 1,414,356.89, 2,118,158.47 and 814,056.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,414,356.89 : 2,118,158.47 = 814,056.23 : x
2. Step 2: Convert to fraction form
   1,414,356.89/2,118,158.47 = 814,056.23/x
3. Step 3: Cross multiply
   1,414,356.89x = 2,118,158.47 × 814,056.23
4. Step 4: Simplify right side
   1,414,356.89x = 1,724,300,098,630.77
5. Step 5: Solve for x
   x = 1,724,300,098,630.77/1,414,356.89
6. Step 6: Final answer
   x = 1,219,140.74