Finding the Third Proportional to 21,613 and 47,012.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,613 : 47,012.50 = 47,012.50 : x
2. Step 2: Convert to fraction form
   21,613/47,012.50 = 47,012.50/x
3. Step 3: Cross multiply
   21,613x = 47,012.50 × 47,012.50
4. Step 4: Simplify right side
   21,613x = 2,210,175,156.25
5. Step 5: Solve for x
   x = 2,210,175,156.25/21,613
6. Step 6: Final answer
   x = 102,261.38