Finding the Third Proportional to 238,113 and 324,265.50

Step by Step Solution

1. Step 1: Write the proportion equation
   238,113 : 324,265.50 = 324,265.50 : x
2. Step 2: Convert to fraction form
   238,113/324,265.50 = 324,265.50/x
3. Step 3: Cross multiply
   238,113x = 324,265.50 × 324,265.50
4. Step 4: Simplify right side
   238,113x = 105,148,114,490.25
5. Step 5: Solve for x
   x = 105,148,114,490.25/238,113
6. Step 6: Final answer
   x = 441,589.14