Finding the Third Proportional to 163,116 and 229,700.25

Step by Step Solution

1. Step 1: Write the proportion equation
   163,116 : 229,700.25 = 229,700.25 : x
2. Step 2: Convert to fraction form
   163,116/229,700.25 = 229,700.25/x
3. Step 3: Cross multiply
   163,116x = 229,700.25 × 229,700.25
4. Step 4: Simplify right side
   163,116x = 52,762,204,850.06
5. Step 5: Solve for x
   x = 52,762,204,850.06/163,116
6. Step 6: Final answer
   x = 323,464.31