Finding the Third Proportional to 739,620 and 1,514,288

Step by Step Solution

1. Step 1: Write the proportion equation
   739,620 : 1,514,288 = 1,514,288 : x
2. Step 2: Convert to fraction form
   739,620/1,514,288 = 1,514,288/x
3. Step 3: Cross multiply
   739,620x = 1,514,288 × 1,514,288
4. Step 4: Simplify right side
   739,620x = 2,293,068,146,944
5. Step 5: Solve for x
   x = 2,293,068,146,944/739,620
6. Step 6: Final answer
   x = 3,100,332.80