Finding the Fourth Proportional to 1,309,359.32, 1,806,644.94 and 765,389.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,309,359.32 : 1,806,644.94 = 765,389.92 : x
2. Step 2: Convert to fraction form
   1,309,359.32/1,806,644.94 = 765,389.92/x
3. Step 3: Cross multiply
   1,309,359.32x = 1,806,644.94 × 765,389.92
4. Step 4: Simplify right side
   1,309,359.32x = 1,382,787,826,095.00
5. Step 5: Solve for x
   x = 1,382,787,826,095.00/1,309,359.32
6. Step 6: Final answer
   x = 1,056,079.72