Finding the Fourth Proportional to 1,105,723.88, 1,526,369.76 and 743,357.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,723.88 : 1,526,369.76 = 743,357.91 : x
2. Step 2: Convert to fraction form
   1,105,723.88/1,526,369.76 = 743,357.91/x
3. Step 3: Cross multiply
   1,105,723.88x = 1,526,369.76 × 743,357.91
4. Step 4: Simplify right side
   1,105,723.88x = 1,134,639,034,680.80
5. Step 5: Solve for x
   x = 1,134,639,034,680.80/1,105,723.88
6. Step 6: Final answer
   x = 1,026,150.43