Finding the Third Proportional to 21,062.25 and 45,298.13

Step by Step Solution

1. Step 1: Write the proportion equation
   21,062.25 : 45,298.13 = 45,298.13 : x
2. Step 2: Convert to fraction form
   21,062.25/45,298.13 = 45,298.13/x
3. Step 3: Cross multiply
   21,062.25x = 45,298.13 × 45,298.13
4. Step 4: Simplify right side
   21,062.25x = 2,051,920,128.52
5. Step 5: Solve for x
   x = 2,051,920,128.52/21,062.25
6. Step 6: Final answer
   x = 97,421.70