Finding the Third Proportional to 17,968.50 and 42,295.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,968.50 : 42,295.50 = 42,295.50 : x
2. Step 2: Convert to fraction form
   17,968.50/42,295.50 = 42,295.50/x
3. Step 3: Cross multiply
   17,968.50x = 42,295.50 × 42,295.50
4. Step 4: Simplify right side
   17,968.50x = 1,788,909,320.25
5. Step 5: Solve for x
   x = 1,788,909,320.25/17,968.50
6. Step 6: Final answer
   x = 99,558.08