Finding the Third Proportional to 27,405.84 and 54,435.80

Step by Step Solution

1. Step 1: Write the proportion equation
   27,405.84 : 54,435.80 = 54,435.80 : x
2. Step 2: Convert to fraction form
   27,405.84/54,435.80 = 54,435.80/x
3. Step 3: Cross multiply
   27,405.84x = 54,435.80 × 54,435.80
4. Step 4: Simplify right side
   27,405.84x = 2,963,255,981.42
5. Step 5: Solve for x
   x = 2,963,255,981.42/27,405.84
6. Step 6: Final answer
   x = 108,124.97