Finding the Fourth Proportional to 1,665.77, 2,499.05 and 741.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665.77 : 2,499.05 = 741.62 : x
2. Step 2: Convert to fraction form
   1,665.77/2,499.05 = 741.62/x
3. Step 3: Cross multiply
   1,665.77x = 2,499.05 × 741.62
4. Step 4: Simplify right side
   1,665.77x = 1,853,353.56
5. Step 5: Solve for x
   x = 1,853,353.56/1,665.77
6. Step 6: Final answer
   x = 1,112.61