Finding the Third Proportional to 63,045 and 84,123

Step by Step Solution

1. Step 1: Write the proportion equation
   63,045 : 84,123 = 84,123 : x
2. Step 2: Convert to fraction form
   63,045/84,123 = 84,123/x
3. Step 3: Cross multiply
   63,045x = 84,123 × 84,123
4. Step 4: Simplify right side
   63,045x = 7,076,679,129
5. Step 5: Solve for x
   x = 7,076,679,129/63,045
6. Step 6: Final answer
   x = 112,248.06