Finding the Third Proportional to 45,301.50 and 99,662.63

Step by Step Solution

1. Step 1: Write the proportion equation
   45,301.50 : 99,662.63 = 99,662.63 : x
2. Step 2: Convert to fraction form
   45,301.50/99,662.63 = 99,662.63/x
3. Step 3: Cross multiply
   45,301.50x = 99,662.63 × 99,662.63
4. Step 4: Simplify right side
   45,301.50x = 9,932,638,821.89
5. Step 5: Solve for x
   x = 9,932,638,821.89/45,301.50
6. Step 6: Final answer
   x = 219,256.29