Finding the Fourth Proportional to 1,105,726.72, 1,526,373.69 and 743,360.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,726.72 : 1,526,373.69 = 743,360.76 : x
2. Step 2: Convert to fraction form
   1,105,726.72/1,526,373.69 = 743,360.76/x
3. Step 3: Cross multiply
   1,105,726.72x = 1,526,373.69 × 743,360.76
4. Step 4: Simplify right side
   1,105,726.72x = 1,134,646,306,242.40
5. Step 5: Solve for x
   x = 1,134,646,306,242.40/1,105,726.72
6. Step 6: Final answer
   x = 1,026,154.37