Finding the Third Proportional to 137,386 and 301,340

Step by Step Solution

1. Step 1: Write the proportion equation
   137,386 : 301,340 = 301,340 : x
2. Step 2: Convert to fraction form
   137,386/301,340 = 301,340/x
3. Step 3: Cross multiply
   137,386x = 301,340 × 301,340
4. Step 4: Simplify right side
   137,386x = 90,805,795,600
5. Step 5: Solve for x
   x = 90,805,795,600/137,386
6. Step 6: Final answer
   x = 660,953.78