Finding the Third Proportional to 3,074,436 and 4,621,536

Step by Step Solution

1. Step 1: Write the proportion equation
   3,074,436 : 4,621,536 = 4,621,536 : x
2. Step 2: Convert to fraction form
   3,074,436/4,621,536 = 4,621,536/x
3. Step 3: Cross multiply
   3,074,436x = 4,621,536 × 4,621,536
4. Step 4: Simplify right side
   3,074,436x = 21,358,594,999,296
5. Step 5: Solve for x
   x = 21,358,594,999,296/3,074,436
6. Step 6: Final answer
   x = 6,947,158.76