Finding the Fourth Proportional to 1,499,223.05, 2,068,976.70 and 820,159.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,223.05 : 2,068,976.70 = 820,159.55 : x
2. Step 2: Convert to fraction form
   1,499,223.05/2,068,976.70 = 820,159.55/x
3. Step 3: Cross multiply
   1,499,223.05x = 2,068,976.70 × 820,159.55
4. Step 4: Simplify right side
   1,499,223.05x = 1,696,890,988,887.60
5. Step 5: Solve for x
   x = 1,696,890,988,887.60/1,499,223.05
6. Step 6: Final answer
   x = 1,131,846.92