Finding the Third Proportional to 225,270 and 314,941.50

Step by Step Solution

1. Step 1: Write the proportion equation
   225,270 : 314,941.50 = 314,941.50 : x
2. Step 2: Convert to fraction form
   225,270/314,941.50 = 314,941.50/x
3. Step 3: Cross multiply
   225,270x = 314,941.50 × 314,941.50
4. Step 4: Simplify right side
   225,270x = 99,188,148,422.25
5. Step 5: Solve for x
   x = 99,188,148,422.25/225,270
6. Step 6: Final answer
   x = 440,307.85