Finding the Third Proportional to 69,836 and 151,820

Step by Step Solution

1. Step 1: Write the proportion equation
   69,836 : 151,820 = 151,820 : x
2. Step 2: Convert to fraction form
   69,836/151,820 = 151,820/x
3. Step 3: Cross multiply
   69,836x = 151,820 × 151,820
4. Step 4: Simplify right side
   69,836x = 23,049,312,400
5. Step 5: Solve for x
   x = 23,049,312,400/69,836
6. Step 6: Final answer
   x = 330,049.15