Finding the Third Proportional to 245,174 and 371,429

Step by Step Solution

1. Step 1: Write the proportion equation
   245,174 : 371,429 = 371,429 : x
2. Step 2: Convert to fraction form
   245,174/371,429 = 371,429/x
3. Step 3: Cross multiply
   245,174x = 371,429 × 371,429
4. Step 4: Simplify right side
   245,174x = 137,959,502,041
5. Step 5: Solve for x
   x = 137,959,502,041/245,174
6. Step 6: Final answer
   x = 562,700.38