Finding the Third Proportional to 21,526.50 and 30,322.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,526.50 : 30,322.50 = 30,322.50 : x
2. Step 2: Convert to fraction form
   21,526.50/30,322.50 = 30,322.50/x
3. Step 3: Cross multiply
   21,526.50x = 30,322.50 × 30,322.50
4. Step 4: Simplify right side
   21,526.50x = 919,454,006.25
5. Step 5: Solve for x
   x = 919,454,006.25/21,526.50
6. Step 6: Final answer
   x = 42,712.66