Finding the Third Proportional to 91,844.50 and 141,859

Step by Step Solution

1. Step 1: Write the proportion equation
   91,844.50 : 141,859 = 141,859 : x
2. Step 2: Convert to fraction form
   91,844.50/141,859 = 141,859/x
3. Step 3: Cross multiply
   91,844.50x = 141,859 × 141,859
4. Step 4: Simplify right side
   91,844.50x = 20,123,975,881
5. Step 5: Solve for x
   x = 20,123,975,881/91,844.50
6. Step 6: Final answer
   x = 219,109.21