Finding the Third Proportional to 91,053 and 137,849

Step by Step Solution

1. Step 1: Write the proportion equation
   91,053 : 137,849 = 137,849 : x
2. Step 2: Convert to fraction form
   91,053/137,849 = 137,849/x
3. Step 3: Cross multiply
   91,053x = 137,849 × 137,849
4. Step 4: Simplify right side
   91,053x = 19,002,346,801
5. Step 5: Solve for x
   x = 19,002,346,801/91,053
6. Step 6: Final answer
   x = 208,695.45