Finding the Fourth Proportional to 2,068.30, 3,102.77 and 752.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.30 : 3,102.77 = 752.14 : x
2. Step 2: Convert to fraction form
   2,068.30/3,102.77 = 752.14/x
3. Step 3: Cross multiply
   2,068.30x = 3,102.77 × 752.14
4. Step 4: Simplify right side
   2,068.30x = 2,333,717.43
5. Step 5: Solve for x
   x = 2,333,717.43/2,068.30
6. Step 6: Final answer
   x = 1,128.33