Finding the Third Proportional to 90,767 and 141,123

Step by Step Solution

1. Step 1: Write the proportion equation
   90,767 : 141,123 = 141,123 : x
2. Step 2: Convert to fraction form
   90,767/141,123 = 141,123/x
3. Step 3: Cross multiply
   90,767x = 141,123 × 141,123
4. Step 4: Simplify right side
   90,767x = 19,915,701,129
5. Step 5: Solve for x
   x = 19,915,701,129/90,767
6. Step 6: Final answer
   x = 219,415.66