Finding the Third Proportional to 21,498.33 and 43,953.47

Step by Step Solution

1. Step 1: Write the proportion equation
   21,498.33 : 43,953.47 = 43,953.47 : x
2. Step 2: Convert to fraction form
   21,498.33/43,953.47 = 43,953.47/x
3. Step 3: Cross multiply
   21,498.33x = 43,953.47 × 43,953.47
4. Step 4: Simplify right side
   21,498.33x = 1,931,907,415.16
5. Step 5: Solve for x
   x = 1,931,907,415.16/21,498.33
6. Step 6: Final answer
   x = 89,863.15