Finding the Third Proportional to 135,967.50 and 294,534

Step by Step Solution

1. Step 1: Write the proportion equation
   135,967.50 : 294,534 = 294,534 : x
2. Step 2: Convert to fraction form
   135,967.50/294,534 = 294,534/x
3. Step 3: Cross multiply
   135,967.50x = 294,534 × 294,534
4. Step 4: Simplify right side
   135,967.50x = 86,750,277,156
5. Step 5: Solve for x
   x = 86,750,277,156/135,967.50
6. Step 6: Final answer
   x = 638,022.15