Finding the Third Proportional to 21,146.70 and 45,036.63

Step by Step Solution

1. Step 1: Write the proportion equation
   21,146.70 : 45,036.63 = 45,036.63 : x
2. Step 2: Convert to fraction form
   21,146.70/45,036.63 = 45,036.63/x
3. Step 3: Cross multiply
   21,146.70x = 45,036.63 × 45,036.63
4. Step 4: Simplify right side
   21,146.70x = 2,028,298,295.09
5. Step 5: Solve for x
   x = 2,028,298,295.09/21,146.70
6. Step 6: Final answer
   x = 95,915.62