Finding the Fourth Proportional to 1,105,737.72, 1,526,388.88 and 743,371.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,737.72 : 1,526,388.88 = 743,371.76 : x
2. Step 2: Convert to fraction form
   1,105,737.72/1,526,388.88 = 743,371.76/x
3. Step 3: Cross multiply
   1,105,737.72x = 1,526,388.88 × 743,371.76
4. Step 4: Simplify right side
   1,105,737.72x = 1,134,674,388,170.03
5. Step 5: Solve for x
   x = 1,134,674,388,170.03/1,105,737.72
6. Step 6: Final answer
   x = 1,026,169.56