Finding the Third Proportional to 21,368.81 and 45,896.63

Step by Step Solution

1. Step 1: Write the proportion equation
   21,368.81 : 45,896.63 = 45,896.63 : x
2. Step 2: Convert to fraction form
   21,368.81/45,896.63 = 45,896.63/x
3. Step 3: Cross multiply
   21,368.81x = 45,896.63 × 45,896.63
4. Step 4: Simplify right side
   21,368.81x = 2,106,500,186.39
5. Step 5: Solve for x
   x = 2,106,500,186.39/21,368.81
6. Step 6: Final answer
   x = 98,578.25