Finding the Third Proportional to 70,321.50 and 148,806

Step by Step Solution

1. Step 1: Write the proportion equation
   70,321.50 : 148,806 = 148,806 : x
2. Step 2: Convert to fraction form
   70,321.50/148,806 = 148,806/x
3. Step 3: Cross multiply
   70,321.50x = 148,806 × 148,806
4. Step 4: Simplify right side
   70,321.50x = 22,143,225,636
5. Step 5: Solve for x
   x = 22,143,225,636/70,321.50
6. Step 6: Final answer
   x = 314,885.57