Finding the Third Proportional to 67,492.50 and 148,209

Step by Step Solution

1. Step 1: Write the proportion equation
   67,492.50 : 148,209 = 148,209 : x
2. Step 2: Convert to fraction form
   67,492.50/148,209 = 148,209/x
3. Step 3: Cross multiply
   67,492.50x = 148,209 × 148,209
4. Step 4: Simplify right side
   67,492.50x = 21,965,907,681
5. Step 5: Solve for x
   x = 21,965,907,681/67,492.50
6. Step 6: Final answer
   x = 325,457.02