Finding the Third Proportional to 55,029.38 and 120,607.31

Step by Step Solution

1. Step 1: Write the proportion equation
   55,029.38 : 120,607.31 = 120,607.31 : x
2. Step 2: Convert to fraction form
   55,029.38/120,607.31 = 120,607.31/x
3. Step 3: Cross multiply
   55,029.38x = 120,607.31 × 120,607.31
4. Step 4: Simplify right side
   55,029.38x = 14,546,123,828.47
5. Step 5: Solve for x
   x = 14,546,123,828.47/55,029.38
6. Step 6: Final answer
   x = 264,333.80