Finding the Third Proportional to 28,279.13 and 61,256.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,279.13 : 61,256.25 = 61,256.25 : x
2. Step 2: Convert to fraction form
   28,279.13/61,256.25 = 61,256.25/x
3. Step 3: Cross multiply
   28,279.13x = 61,256.25 × 61,256.25
4. Step 4: Simplify right side
   28,279.13x = 3,752,328,164.06
5. Step 5: Solve for x
   x = 3,752,328,164.06/28,279.13
6. Step 6: Final answer
   x = 132,688.98