Finding the Third Proportional to 51,628 and 72,294

Step by Step Solution

1. Step 1: Write the proportion equation
   51,628 : 72,294 = 72,294 : x
2. Step 2: Convert to fraction form
   51,628/72,294 = 72,294/x
3. Step 3: Cross multiply
   51,628x = 72,294 × 72,294
4. Step 4: Simplify right side
   51,628x = 5,226,422,436
5. Step 5: Solve for x
   x = 5,226,422,436/51,628
6. Step 6: Final answer
   x = 101,232.32