Finding the Third Proportional to 17,899.50 and 38,748.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,899.50 : 38,748.75 = 38,748.75 : x
2. Step 2: Convert to fraction form
   17,899.50/38,748.75 = 38,748.75/x
3. Step 3: Cross multiply
   17,899.50x = 38,748.75 × 38,748.75
4. Step 4: Simplify right side
   17,899.50x = 1,501,465,626.56
5. Step 5: Solve for x
   x = 1,501,465,626.56/17,899.50
6. Step 6: Final answer
   x = 83,883.10