Finding the Third Proportional to 17,319.75 and 37,288.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,319.75 : 37,288.50 = 37,288.50 : x
2. Step 2: Convert to fraction form
   17,319.75/37,288.50 = 37,288.50/x
3. Step 3: Cross multiply
   17,319.75x = 37,288.50 × 37,288.50
4. Step 4: Simplify right side
   17,319.75x = 1,390,432,232.25
5. Step 5: Solve for x
   x = 1,390,432,232.25/17,319.75
6. Step 6: Final answer
   x = 80,280.16