Finding the Third Proportional to 3,547,410 and 7,757,312

Step by Step Solution

1. Step 1: Write the proportion equation
   3,547,410 : 7,757,312 = 7,757,312 : x
2. Step 2: Convert to fraction form
   3,547,410/7,757,312 = 7,757,312/x
3. Step 3: Cross multiply
   3,547,410x = 7,757,312 × 7,757,312
4. Step 4: Simplify right side
   3,547,410x = 60,175,889,465,344
5. Step 5: Solve for x
   x = 60,175,889,465,344/3,547,410
6. Step 6: Final answer
   x = 16,963,330.84