Finding the Third Proportional to 17,428 and 37,386.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,428 : 37,386.50 = 37,386.50 : x
2. Step 2: Convert to fraction form
   17,428/37,386.50 = 37,386.50/x
3. Step 3: Cross multiply
   17,428x = 37,386.50 × 37,386.50
4. Step 4: Simplify right side
   17,428x = 1,397,750,382.25
5. Step 5: Solve for x
   x = 1,397,750,382.25/17,428
6. Step 6: Final answer
   x = 80,201.42