Finding the Third Proportional to 134,356.50 and 293,274

Step by Step Solution

1. Step 1: Write the proportion equation
   134,356.50 : 293,274 = 293,274 : x
2. Step 2: Convert to fraction form
   134,356.50/293,274 = 293,274/x
3. Step 3: Cross multiply
   134,356.50x = 293,274 × 293,274
4. Step 4: Simplify right side
   134,356.50x = 86,009,639,076
5. Step 5: Solve for x
   x = 86,009,639,076/134,356.50
6. Step 6: Final answer
   x = 640,159.87