Finding the Third Proportional to 21,777.75 and 47,659.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,777.75 : 47,659.50 = 47,659.50 : x
2. Step 2: Convert to fraction form
   21,777.75/47,659.50 = 47,659.50/x
3. Step 3: Cross multiply
   21,777.75x = 47,659.50 × 47,659.50
4. Step 4: Simplify right side
   21,777.75x = 2,271,427,940.25
5. Step 5: Solve for x
   x = 2,271,427,940.25/21,777.75
6. Step 6: Final answer
   x = 104,300.40