Finding the Third Proportional to 33,347 and 72,890

Step by Step Solution

1. Step 1: Write the proportion equation
   33,347 : 72,890 = 72,890 : x
2. Step 2: Convert to fraction form
   33,347/72,890 = 72,890/x
3. Step 3: Cross multiply
   33,347x = 72,890 × 72,890
4. Step 4: Simplify right side
   33,347x = 5,312,952,100
5. Step 5: Solve for x
   x = 5,312,952,100/33,347
6. Step 6: Final answer
   x = 159,323.24