Finding the Third Proportional to 13,018.50 and 28,948.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,018.50 : 28,948.50 = 28,948.50 : x
2. Step 2: Convert to fraction form
   13,018.50/28,948.50 = 28,948.50/x
3. Step 3: Cross multiply
   13,018.50x = 28,948.50 × 28,948.50
4. Step 4: Simplify right side
   13,018.50x = 838,015,652.25
5. Step 5: Solve for x
   x = 838,015,652.25/13,018.50
6. Step 6: Final answer
   x = 64,371.14