Finding the Fourth Proportional to 2,742.51, 4,111.85 and 1,010.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,742.51 : 4,111.85 = 1,010.67 : x
2. Step 2: Convert to fraction form
   2,742.51/4,111.85 = 1,010.67/x
3. Step 3: Cross multiply
   2,742.51x = 4,111.85 × 1,010.67
4. Step 4: Simplify right side
   2,742.51x = 4,155,718.39
5. Step 5: Solve for x
   x = 4,155,718.39/2,742.51
6. Step 6: Final answer
   x = 1,515.30