Finding the Third Proportional to 21,784.50 and 47,112.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,784.50 : 47,112.75 = 47,112.75 : x
2. Step 2: Convert to fraction form
   21,784.50/47,112.75 = 47,112.75/x
3. Step 3: Cross multiply
   21,784.50x = 47,112.75 × 47,112.75
4. Step 4: Simplify right side
   21,784.50x = 2,219,611,212.56
5. Step 5: Solve for x
   x = 2,219,611,212.56/21,784.50
6. Step 6: Final answer
   x = 101,889.47