Finding the Fourth Proportional to 2,617.81, 3,612.77 and 1,499.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,617.81 : 3,612.77 = 1,499.10 : x
2. Step 2: Convert to fraction form
   2,617.81/3,612.77 = 1,499.10/x
3. Step 3: Cross multiply
   2,617.81x = 3,612.77 × 1,499.10
4. Step 4: Simplify right side
   2,617.81x = 5,415,903.51
5. Step 5: Solve for x
   x = 5,415,903.51/2,617.81
6. Step 6: Final answer
   x = 2,068.87