Finding the Third Proportional to 4,915,028 and 7,372,543

Step by Step Solution

1. Step 1: Write the proportion equation
   4,915,028 : 7,372,543 = 7,372,543 : x
2. Step 2: Convert to fraction form
   4,915,028/7,372,543 = 7,372,543/x
3. Step 3: Cross multiply
   4,915,028x = 7,372,543 × 7,372,543
4. Step 4: Simplify right side
   4,915,028x = 54,354,390,286,849
5. Step 5: Solve for x
   x = 54,354,390,286,849/4,915,028
6. Step 6: Final answer
   x = 11,058,816.00