Finding the Third Proportional to 12,820.50 and 27,465.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,820.50 : 27,465.75 = 27,465.75 : x
2. Step 2: Convert to fraction form
   12,820.50/27,465.75 = 27,465.75/x
3. Step 3: Cross multiply
   12,820.50x = 27,465.75 × 27,465.75
4. Step 4: Simplify right side
   12,820.50x = 754,367,423.06
5. Step 5: Solve for x
   x = 754,367,423.06/12,820.50
6. Step 6: Final answer
   x = 58,840.72