Finding the Third Proportional to 12,605.63 and 27,421.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,605.63 : 27,421.88 = 27,421.88 : x
2. Step 2: Convert to fraction form
   12,605.63/27,421.88 = 27,421.88/x
3. Step 3: Cross multiply
   12,605.63x = 27,421.88 × 27,421.88
4. Step 4: Simplify right side
   12,605.63x = 751,959,228.52
5. Step 5: Solve for x
   x = 751,959,228.52/12,605.63
6. Step 6: Final answer
   x = 59,652.67