Finding the Third Proportional to 1,043.81 and 1,615.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,043.81 : 1,615.50 = 1,615.50 : x
2. Step 2: Convert to fraction form
   1,043.81/1,615.50 = 1,615.50/x
3. Step 3: Cross multiply
   1,043.81x = 1,615.50 × 1,615.50
4. Step 4: Simplify right side
   1,043.81x = 2,609,840.25
5. Step 5: Solve for x
   x = 2,609,840.25/1,043.81
6. Step 6: Final answer
   x = 2,500.30