Finding the Third Proportional to 1,342.13 and 3,173.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,342.13 : 3,173.06 = 3,173.06 : x
2. Step 2: Convert to fraction form
   1,342.13/3,173.06 = 3,173.06/x
3. Step 3: Cross multiply
   1,342.13x = 3,173.06 × 3,173.06
4. Step 4: Simplify right side
   1,342.13x = 10,068,325.63
5. Step 5: Solve for x
   x = 10,068,325.63/1,342.13
6. Step 6: Final answer
   x = 7,501.78