Finding the Third Proportional to 28,152 and 61,488

Step by Step Solution

1. Step 1: Write the proportion equation
   28,152 : 61,488 = 61,488 : x
2. Step 2: Convert to fraction form
   28,152/61,488 = 61,488/x
3. Step 3: Cross multiply
   28,152x = 61,488 × 61,488
4. Step 4: Simplify right side
   28,152x = 3,780,774,144
5. Step 5: Solve for x
   x = 3,780,774,144/28,152
6. Step 6: Final answer
   x = 134,298.60