Finding the Third Proportional to 47,118 and 102,421.50

Step by Step Solution

1. Step 1: Write the proportion equation
   47,118 : 102,421.50 = 102,421.50 : x
2. Step 2: Convert to fraction form
   47,118/102,421.50 = 102,421.50/x
3. Step 3: Cross multiply
   47,118x = 102,421.50 × 102,421.50
4. Step 4: Simplify right side
   47,118x = 10,490,163,662.25
5. Step 5: Solve for x
   x = 10,490,163,662.25/47,118
6. Step 6: Final answer
   x = 222,636.01