Finding the Third Proportional to 10,027.50 and 21,106.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,027.50 : 21,106.50 = 21,106.50 : x
2. Step 2: Convert to fraction form
   10,027.50/21,106.50 = 21,106.50/x
3. Step 3: Cross multiply
   10,027.50x = 21,106.50 × 21,106.50
4. Step 4: Simplify right side
   10,027.50x = 445,484,342.25
5. Step 5: Solve for x
   x = 445,484,342.25/10,027.50
6. Step 6: Final answer
   x = 44,426.26