Finding the Fourth Proportional to 1,056,139.70, 1,579,601.55 and 944,626.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,056,139.70 : 1,579,601.55 = 944,626.10 : x
2. Step 2: Convert to fraction form
   1,056,139.70/1,579,601.55 = 944,626.10/x
3. Step 3: Cross multiply
   1,056,139.70x = 1,579,601.55 × 944,626.10
4. Step 4: Simplify right side
   1,056,139.70x = 1,492,132,851,730.46
5. Step 5: Solve for x
   x = 1,492,132,851,730.46/1,056,139.70
6. Step 6: Final answer
   x = 1,412,817.69