Finding the Third Proportional to 38,817.50 and 83,580.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,817.50 : 83,580.50 = 83,580.50 : x
2. Step 2: Convert to fraction form
   38,817.50/83,580.50 = 83,580.50/x
3. Step 3: Cross multiply
   38,817.50x = 83,580.50 × 83,580.50
4. Step 4: Simplify right side
   38,817.50x = 6,985,699,980.25
5. Step 5: Solve for x
   x = 6,985,699,980.25/38,817.50
6. Step 6: Final answer
   x = 179,962.65