Finding the Third Proportional to 748,186 and 1,603,572

Step by Step Solution

1. Step 1: Write the proportion equation
   748,186 : 1,603,572 = 1,603,572 : x
2. Step 2: Convert to fraction form
   748,186/1,603,572 = 1,603,572/x
3. Step 3: Cross multiply
   748,186x = 1,603,572 × 1,603,572
4. Step 4: Simplify right side
   748,186x = 2,571,443,159,184
5. Step 5: Solve for x
   x = 2,571,443,159,184/748,186
6. Step 6: Final answer
   x = 3,436,903.60