Finding the Fourth Proportional to 1,513.71, 2,086.02 and 1,234.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.71 : 2,086.02 = 1,234.67 : x
2. Step 2: Convert to fraction form
   1,513.71/2,086.02 = 1,234.67/x
3. Step 3: Cross multiply
   1,513.71x = 2,086.02 × 1,234.67
4. Step 4: Simplify right side
   1,513.71x = 2,575,535.88
5. Step 5: Solve for x
   x = 2,575,535.88/1,513.71
6. Step 6: Final answer
   x = 1,701.47