Finding the Third Proportional to 3,478,272 and 4,573,911

Step by Step Solution

1. Step 1: Write the proportion equation
   3,478,272 : 4,573,911 = 4,573,911 : x
2. Step 2: Convert to fraction form
   3,478,272/4,573,911 = 4,573,911/x
3. Step 3: Cross multiply
   3,478,272x = 4,573,911 × 4,573,911
4. Step 4: Simplify right side
   3,478,272x = 20,920,661,835,921
5. Step 5: Solve for x
   x = 20,920,661,835,921/3,478,272
6. Step 6: Final answer
   x = 6,014,671.03