Finding the Third Proportional to 3,257,176 and 7,156,784

Step by Step Solution

1. Step 1: Write the proportion equation
   3,257,176 : 7,156,784 = 7,156,784 : x
2. Step 2: Convert to fraction form
   3,257,176/7,156,784 = 7,156,784/x
3. Step 3: Cross multiply
   3,257,176x = 7,156,784 × 7,156,784
4. Step 4: Simplify right side
   3,257,176x = 51,219,557,222,656
5. Step 5: Solve for x
   x = 51,219,557,222,656/3,257,176
6. Step 6: Final answer
   x = 15,725,142.65