Finding the Fourth Proportional to 2,707.67, 3,736.59 and 1,528.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,707.67 : 3,736.59 = 1,528.74 : x
2. Step 2: Convert to fraction form
   2,707.67/3,736.59 = 1,528.74/x
3. Step 3: Cross multiply
   2,707.67x = 3,736.59 × 1,528.74
4. Step 4: Simplify right side
   2,707.67x = 5,712,266.95
5. Step 5: Solve for x
   x = 5,712,266.95/2,707.67
6. Step 6: Final answer
   x = 2,109.66