Finding the Third Proportional to 3,393,900 and 7,319,124

Step by Step Solution

1. Step 1: Write the proportion equation
   3,393,900 : 7,319,124 = 7,319,124 : x
2. Step 2: Convert to fraction form
   3,393,900/7,319,124 = 7,319,124/x
3. Step 3: Cross multiply
   3,393,900x = 7,319,124 × 7,319,124
4. Step 4: Simplify right side
   3,393,900x = 53,569,576,127,376
5. Step 5: Solve for x
   x = 53,569,576,127,376/3,393,900
6. Step 6: Final answer
   x = 15,784,076.17