Finding the Third Proportional to 21,182.63 and 45,648.56

Step by Step Solution

1. Step 1: Write the proportion equation
   21,182.63 : 45,648.56 = 45,648.56 : x
2. Step 2: Convert to fraction form
   21,182.63/45,648.56 = 45,648.56/x
3. Step 3: Cross multiply
   21,182.63x = 45,648.56 × 45,648.56
4. Step 4: Simplify right side
   21,182.63x = 2,083,791,258.32
5. Step 5: Solve for x
   x = 2,083,791,258.32/21,182.63
6. Step 6: Final answer
   x = 98,372.66