Finding the Fourth Proportional to 1,341.86, 2,013.36 and 726.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,341.86 : 2,013.36 = 726.00 : x
2. Step 2: Convert to fraction form
   1,341.86/2,013.36 = 726.00/x
3. Step 3: Cross multiply
   1,341.86x = 2,013.36 × 726.00
4. Step 4: Simplify right side
   1,341.86x = 1,461,693.17
5. Step 5: Solve for x
   x = 1,461,693.17/1,341.86
6. Step 6: Final answer
   x = 1,089.31