Finding the Third Proportional to 21,784.57 and 47,715.33

Step by Step Solution

1. Step 1: Write the proportion equation
   21,784.57 : 47,715.33 = 47,715.33 : x
2. Step 2: Convert to fraction form
   21,784.57/47,715.33 = 47,715.33/x
3. Step 3: Cross multiply
   21,784.57x = 47,715.33 × 47,715.33
4. Step 4: Simplify right side
   21,784.57x = 2,276,752,538.08
5. Step 5: Solve for x
   x = 2,276,752,538.08/21,784.57
6. Step 6: Final answer
   x = 104,512.16