Finding the Third Proportional to 69,028 and 147,892

Step by Step Solution

1. Step 1: Write the proportion equation
   69,028 : 147,892 = 147,892 : x
2. Step 2: Convert to fraction form
   69,028/147,892 = 147,892/x
3. Step 3: Cross multiply
   69,028x = 147,892 × 147,892
4. Step 4: Simplify right side
   69,028x = 21,872,043,664
5. Step 5: Solve for x
   x = 21,872,043,664/69,028
6. Step 6: Final answer
   x = 316,857.56