Finding the Third Proportional to 109,238.63 and 149,500.69

Step by Step Solution

1. Step 1: Write the proportion equation
   109,238.63 : 149,500.69 = 149,500.69 : x
2. Step 2: Convert to fraction form
   109,238.63/149,500.69 = 149,500.69/x
3. Step 3: Cross multiply
   109,238.63x = 149,500.69 × 149,500.69
4. Step 4: Simplify right side
   109,238.63x = 22,350,455,562.97
5. Step 5: Solve for x
   x = 22,350,455,562.97/109,238.63
6. Step 6: Final answer
   x = 204,602.13