Finding the Third Proportional to 127,964 and 298,940

Step by Step Solution

1. Step 1: Write the proportion equation
   127,964 : 298,940 = 298,940 : x
2. Step 2: Convert to fraction form
   127,964/298,940 = 298,940/x
3. Step 3: Cross multiply
   127,964x = 298,940 × 298,940
4. Step 4: Simplify right side
   127,964x = 89,365,123,600
5. Step 5: Solve for x
   x = 89,365,123,600/127,964
6. Step 6: Final answer
   x = 698,361.44