Finding the Third Proportional to 3,417,131 and 7,516,390

Step by Step Solution

1. Step 1: Write the proportion equation
   3,417,131 : 7,516,390 = 7,516,390 : x
2. Step 2: Convert to fraction form
   3,417,131/7,516,390 = 7,516,390/x
3. Step 3: Cross multiply
   3,417,131x = 7,516,390 × 7,516,390
4. Step 4: Simplify right side
   3,417,131x = 56,496,118,632,100
5. Step 5: Solve for x
   x = 56,496,118,632,100/3,417,131
6. Step 6: Final answer
   x = 16,533,202.45