Finding the Third Proportional to 10,056 and 20,921.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,056 : 20,921.50 = 20,921.50 : x
2. Step 2: Convert to fraction form
   10,056/20,921.50 = 20,921.50/x
3. Step 3: Cross multiply
   10,056x = 20,921.50 × 20,921.50
4. Step 4: Simplify right side
   10,056x = 437,709,162.25
5. Step 5: Solve for x
   x = 437,709,162.25/10,056
6. Step 6: Final answer
   x = 43,527.16