Finding the Third Proportional to 21,424.50 and 47,432.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,424.50 : 47,432.25 = 47,432.25 : x
2. Step 2: Convert to fraction form
   21,424.50/47,432.25 = 47,432.25/x
3. Step 3: Cross multiply
   21,424.50x = 47,432.25 × 47,432.25
4. Step 4: Simplify right side
   21,424.50x = 2,249,818,340.06
5. Step 5: Solve for x
   x = 2,249,818,340.06/21,424.50
6. Step 6: Final answer
   x = 105,011.47