Finding the Third Proportional to 27,129.94 and 55,579.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,129.94 : 55,579.50 = 55,579.50 : x
2. Step 2: Convert to fraction form
   27,129.94/55,579.50 = 55,579.50/x
3. Step 3: Cross multiply
   27,129.94x = 55,579.50 × 55,579.50
4. Step 4: Simplify right side
   27,129.94x = 3,089,080,820.25
5. Step 5: Solve for x
   x = 3,089,080,820.25/27,129.94
6. Step 6: Final answer
   x = 113,862.44