Finding the Third Proportional to 59,474 and 86,978.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,474 : 86,978.25 = 86,978.25 : x
2. Step 2: Convert to fraction form
   59,474/86,978.25 = 86,978.25/x
3. Step 3: Cross multiply
   59,474x = 86,978.25 × 86,978.25
4. Step 4: Simplify right side
   59,474x = 7,565,215,973.06
5. Step 5: Solve for x
   x = 7,565,215,973.06/59,474
6. Step 6: Final answer
   x = 127,202.07