Finding the Third Proportional to 67,356 and 147,807

Step by Step Solution

1. Step 1: Write the proportion equation
   67,356 : 147,807 = 147,807 : x
2. Step 2: Convert to fraction form
   67,356/147,807 = 147,807/x
3. Step 3: Cross multiply
   67,356x = 147,807 × 147,807
4. Step 4: Simplify right side
   67,356x = 21,846,909,249
5. Step 5: Solve for x
   x = 21,846,909,249/67,356
6. Step 6: Final answer
   x = 324,349.86