Finding the Third Proportional to 3,985,457 and 5,592,380

Step by Step Solution

1. Step 1: Write the proportion equation
   3,985,457 : 5,592,380 = 5,592,380 : x
2. Step 2: Convert to fraction form
   3,985,457/5,592,380 = 5,592,380/x
3. Step 3: Cross multiply
   3,985,457x = 5,592,380 × 5,592,380
4. Step 4: Simplify right side
   3,985,457x = 31,274,714,064,400
5. Step 5: Solve for x
   x = 31,274,714,064,400/3,985,457
6. Step 6: Final answer
   x = 7,847,209.01