Finding the Fourth Proportional to 1,499,448.43, 2,068,397.85 and 918,952.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,448.43 : 2,068,397.85 = 918,952.80 : x
2. Step 2: Convert to fraction form
   1,499,448.43/2,068,397.85 = 918,952.80/x
3. Step 3: Cross multiply
   1,499,448.43x = 2,068,397.85 × 918,952.80
4. Step 4: Simplify right side
   1,499,448.43x = 1,900,759,988,876.60
5. Step 5: Solve for x
   x = 1,900,759,988,876.60/1,499,448.43
6. Step 6: Final answer
   x = 1,267,639.45