Finding the Third Proportional to 28,404 and 61,632

Step by Step Solution

1. Step 1: Write the proportion equation
   28,404 : 61,632 = 61,632 : x
2. Step 2: Convert to fraction form
   28,404/61,632 = 61,632/x
3. Step 3: Cross multiply
   28,404x = 61,632 × 61,632
4. Step 4: Simplify right side
   28,404x = 3,798,503,424
5. Step 5: Solve for x
   x = 3,798,503,424/28,404
6. Step 6: Final answer
   x = 133,731.29