Finding the Third Proportional to 45,003 and 99,222

Step by Step Solution

1. Step 1: Write the proportion equation
   45,003 : 99,222 = 99,222 : x
2. Step 2: Convert to fraction form
   45,003/99,222 = 99,222/x
3. Step 3: Cross multiply
   45,003x = 99,222 × 99,222
4. Step 4: Simplify right side
   45,003x = 9,845,005,284
5. Step 5: Solve for x
   x = 9,845,005,284/45,003
6. Step 6: Final answer
   x = 218,763.31