Finding the Fourth Proportional to 2,029,440.52, 2,800,648.50 and 1,224,469

Step by Step Solution

1. Step 1: Write the proportion equation
   2,029,440.52 : 2,800,648.50 = 1,224,469 : x
2. Step 2: Convert to fraction form
   2,029,440.52/2,800,648.50 = 1,224,469/x
3. Step 3: Cross multiply
   2,029,440.52x = 2,800,648.50 × 1,224,469
4. Step 4: Simplify right side
   2,029,440.52x = 3,429,307,268,146.50
5. Step 5: Solve for x
   x = 3,429,307,268,146.50/2,029,440.52
6. Step 6: Final answer
   x = 1,689,779.64