Finding the Third Proportional to 45,588 and 69,979

Step by Step Solution

1. Step 1: Write the proportion equation
   45,588 : 69,979 = 69,979 : x
2. Step 2: Convert to fraction form
   45,588/69,979 = 69,979/x
3. Step 3: Cross multiply
   45,588x = 69,979 × 69,979
4. Step 4: Simplify right side
   45,588x = 4,897,060,441
5. Step 5: Solve for x
   x = 4,897,060,441/45,588
6. Step 6: Final answer
   x = 107,419.94