Finding the Third Proportional to 65,318 and 99,124

Step by Step Solution

1. Step 1: Write the proportion equation
   65,318 : 99,124 = 99,124 : x
2. Step 2: Convert to fraction form
   65,318/99,124 = 99,124/x
3. Step 3: Cross multiply
   65,318x = 99,124 × 99,124
4. Step 4: Simplify right side
   65,318x = 9,825,567,376
5. Step 5: Solve for x
   x = 9,825,567,376/65,318
6. Step 6: Final answer
   x = 150,426.64