Finding the Third Proportional to 17,817.50 and 38,460.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,817.50 : 38,460.50 = 38,460.50 : x
2. Step 2: Convert to fraction form
   17,817.50/38,460.50 = 38,460.50/x
3. Step 3: Cross multiply
   17,817.50x = 38,460.50 × 38,460.50
4. Step 4: Simplify right side
   17,817.50x = 1,479,210,060.25
5. Step 5: Solve for x
   x = 1,479,210,060.25/17,817.50
6. Step 6: Final answer
   x = 83,020.07