Finding the Third Proportional to 45,310 and 105,345

Step by Step Solution

1. Step 1: Write the proportion equation
   45,310 : 105,345 = 105,345 : x
2. Step 2: Convert to fraction form
   45,310/105,345 = 105,345/x
3. Step 3: Cross multiply
   45,310x = 105,345 × 105,345
4. Step 4: Simplify right side
   45,310x = 11,097,569,025
5. Step 5: Solve for x
   x = 11,097,569,025/45,310
6. Step 6: Final answer
   x = 244,925.38