Finding the Third Proportional to 99,513.50 and 148,905

Step by Step Solution

1. Step 1: Write the proportion equation
   99,513.50 : 148,905 = 148,905 : x
2. Step 2: Convert to fraction form
   99,513.50/148,905 = 148,905/x
3. Step 3: Cross multiply
   99,513.50x = 148,905 × 148,905
4. Step 4: Simplify right side
   99,513.50x = 22,172,699,025
5. Step 5: Solve for x
   x = 22,172,699,025/99,513.50
6. Step 6: Final answer
   x = 222,810.97