Finding the Third Proportional to 12,988 and 28,053

Step by Step Solution

1. Step 1: Write the proportion equation
   12,988 : 28,053 = 28,053 : x
2. Step 2: Convert to fraction form
   12,988/28,053 = 28,053/x
3. Step 3: Cross multiply
   12,988x = 28,053 × 28,053
4. Step 4: Simplify right side
   12,988x = 786,970,809
5. Step 5: Solve for x
   x = 786,970,809/12,988
6. Step 6: Final answer
   x = 60,592.15