Finding the Third Proportional to 50,521 and 79,258.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,521 : 79,258.50 = 79,258.50 : x
2. Step 2: Convert to fraction form
   50,521/79,258.50 = 79,258.50/x
3. Step 3: Cross multiply
   50,521x = 79,258.50 × 79,258.50
4. Step 4: Simplify right side
   50,521x = 6,281,909,822.25
5. Step 5: Solve for x
   x = 6,281,909,822.25/50,521
6. Step 6: Final answer
   x = 124,342.55