Finding the Third Proportional to 174,214.50 and 245,340

Step by Step Solution

1. Step 1: Write the proportion equation
   174,214.50 : 245,340 = 245,340 : x
2. Step 2: Convert to fraction form
   174,214.50/245,340 = 245,340/x
3. Step 3: Cross multiply
   174,214.50x = 245,340 × 245,340
4. Step 4: Simplify right side
   174,214.50x = 60,191,715,600
5. Step 5: Solve for x
   x = 60,191,715,600/174,214.50
6. Step 6: Final answer
   x = 345,503.48