Finding the Fourth Proportional to 1,752.34, 2,418.77 and 1,131.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,752.34 : 2,418.77 = 1,131.22 : x
2. Step 2: Convert to fraction form
   1,752.34/2,418.77 = 1,131.22/x
3. Step 3: Cross multiply
   1,752.34x = 2,418.77 × 1,131.22
4. Step 4: Simplify right side
   1,752.34x = 2,736,161.00
5. Step 5: Solve for x
   x = 2,736,161.00/1,752.34
6. Step 6: Final answer
   x = 1,561.43