Finding the Fourth Proportional to 1,168.51, 1,752.25 and 437.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,168.51 : 1,752.25 = 437.57 : x
2. Step 2: Convert to fraction form
   1,168.51/1,752.25 = 437.57/x
3. Step 3: Cross multiply
   1,168.51x = 1,752.25 × 437.57
4. Step 4: Simplify right side
   1,168.51x = 766,741.89
5. Step 5: Solve for x
   x = 766,741.89/1,168.51
6. Step 6: Final answer
   x = 656.17