Finding the Third Proportional to 55,725.47 and 84,652.59

Step by Step Solution

1. Step 1: Write the proportion equation
   55,725.47 : 84,652.59 = 84,652.59 : x
2. Step 2: Convert to fraction form
   55,725.47/84,652.59 = 84,652.59/x
3. Step 3: Cross multiply
   55,725.47x = 84,652.59 × 84,652.59
4. Step 4: Simplify right side
   55,725.47x = 7,166,061,628.60
5. Step 5: Solve for x
   x = 7,166,061,628.60/55,725.47
6. Step 6: Final answer
   x = 128,595.81