Finding the Third Proportional to 12,784.50 and 27,390.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,784.50 : 27,390.75 = 27,390.75 : x
2. Step 2: Convert to fraction form
   12,784.50/27,390.75 = 27,390.75/x
3. Step 3: Cross multiply
   12,784.50x = 27,390.75 × 27,390.75
4. Step 4: Simplify right side
   12,784.50x = 750,253,185.56
5. Step 5: Solve for x
   x = 750,253,185.56/12,784.50
6. Step 6: Final answer
   x = 58,684.59