Finding the Third Proportional to 99,646.50 and 148,050

Step by Step Solution

1. Step 1: Write the proportion equation
   99,646.50 : 148,050 = 148,050 : x
2. Step 2: Convert to fraction form
   99,646.50/148,050 = 148,050/x
3. Step 3: Cross multiply
   99,646.50x = 148,050 × 148,050
4. Step 4: Simplify right side
   99,646.50x = 21,918,802,500
5. Step 5: Solve for x
   x = 21,918,802,500/99,646.50
6. Step 6: Final answer
   x = 219,965.60