Finding the Fourth Proportional to 1,499,222.58, 2,068,943.49 and 820,144.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,222.58 : 2,068,943.49 = 820,144.50 : x
2. Step 2: Convert to fraction form
   1,499,222.58/2,068,943.49 = 820,144.50/x
3. Step 3: Cross multiply
   1,499,222.58x = 2,068,943.49 × 820,144.50
4. Step 4: Simplify right side
   1,499,222.58x = 1,696,832,624,134.31
5. Step 5: Solve for x
   x = 1,696,832,624,134.31/1,499,222.58
6. Step 6: Final answer
   x = 1,131,808.34