Finding the Third Proportional to 3,471,520 and 7,520,416

Step by Step Solution

1. Step 1: Write the proportion equation
   3,471,520 : 7,520,416 = 7,520,416 : x
2. Step 2: Convert to fraction form
   3,471,520/7,520,416 = 7,520,416/x
3. Step 3: Cross multiply
   3,471,520x = 7,520,416 × 7,520,416
4. Step 4: Simplify right side
   3,471,520x = 56,556,656,813,056
5. Step 5: Solve for x
   x = 56,556,656,813,056/3,471,520
6. Step 6: Final answer
   x = 16,291,611.98