Finding the Third Proportional to 91,899 and 147,447

Step by Step Solution

1. Step 1: Write the proportion equation
   91,899 : 147,447 = 147,447 : x
2. Step 2: Convert to fraction form
   91,899/147,447 = 147,447/x
3. Step 3: Cross multiply
   91,899x = 147,447 × 147,447
4. Step 4: Simplify right side
   91,899x = 21,740,617,809
5. Step 5: Solve for x
   x = 21,740,617,809/91,899
6. Step 6: Final answer
   x = 236,570.78