Finding the Fourth Proportional to 1,499,753.94, 2,069,660.61 and 820,690.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,753.94 : 2,069,660.61 = 820,690.50 : x
2. Step 2: Convert to fraction form
   1,499,753.94/2,069,660.61 = 820,690.50/x
3. Step 3: Cross multiply
   1,499,753.94x = 2,069,660.61 × 820,690.50
4. Step 4: Simplify right side
   1,499,753.94x = 1,698,550,800,851.21
5. Step 5: Solve for x
   x = 1,698,550,800,851.21/1,499,753.94
6. Step 6: Final answer
   x = 1,132,552.98