Finding the Third Proportional to 62,178.50 and 133,222

Step by Step Solution

1. Step 1: Write the proportion equation
   62,178.50 : 133,222 = 133,222 : x
2. Step 2: Convert to fraction form
   62,178.50/133,222 = 133,222/x
3. Step 3: Cross multiply
   62,178.50x = 133,222 × 133,222
4. Step 4: Simplify right side
   62,178.50x = 17,748,101,284
5. Step 5: Solve for x
   x = 17,748,101,284/62,178.50
6. Step 6: Final answer
   x = 285,437.91