Finding the Third Proportional to 73,983 and 112,817.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,983 : 112,817.50 = 112,817.50 : x
2. Step 2: Convert to fraction form
   73,983/112,817.50 = 112,817.50/x
3. Step 3: Cross multiply
   73,983x = 112,817.50 × 112,817.50
4. Step 4: Simplify right side
   73,983x = 12,727,788,306.25
5. Step 5: Solve for x
   x = 12,727,788,306.25/73,983
6. Step 6: Final answer
   x = 172,036.66