Finding the Third Proportional to 17,643.50 and 37,845.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,643.50 : 37,845.50 = 37,845.50 : x
2. Step 2: Convert to fraction form
   17,643.50/37,845.50 = 37,845.50/x
3. Step 3: Cross multiply
   17,643.50x = 37,845.50 × 37,845.50
4. Step 4: Simplify right side
   17,643.50x = 1,432,281,870.25
5. Step 5: Solve for x
   x = 1,432,281,870.25/17,643.50
6. Step 6: Final answer
   x = 81,179.01