Finding the Third Proportional to 26,719.31 and 42,307.03

Step by Step Solution

1. Step 1: Write the proportion equation
   26,719.31 : 42,307.03 = 42,307.03 : x
2. Step 2: Convert to fraction form
   26,719.31/42,307.03 = 42,307.03/x
3. Step 3: Cross multiply
   26,719.31x = 42,307.03 × 42,307.03
4. Step 4: Simplify right side
   26,719.31x = 1,789,884,893.19
5. Step 5: Solve for x
   x = 1,789,884,893.19/26,719.31
6. Step 6: Final answer
   x = 66,988.43