Finding the Third Proportional to 21,282.19 and 45,811.88

Step by Step Solution

1. Step 1: Write the proportion equation
   21,282.19 : 45,811.88 = 45,811.88 : x
2. Step 2: Convert to fraction form
   21,282.19/45,811.88 = 45,811.88/x
3. Step 3: Cross multiply
   21,282.19x = 45,811.88 × 45,811.88
4. Step 4: Simplify right side
   21,282.19x = 2,098,727,891.02
5. Step 5: Solve for x
   x = 2,098,727,891.02/21,282.19
6. Step 6: Final answer
   x = 98,614.29