Finding the Third Proportional to 4,581,370 and 9,047,100

Step by Step Solution

1. Step 1: Write the proportion equation
   4,581,370 : 9,047,100 = 9,047,100 : x
2. Step 2: Convert to fraction form
   4,581,370/9,047,100 = 9,047,100/x
3. Step 3: Cross multiply
   4,581,370x = 9,047,100 × 9,047,100
4. Step 4: Simplify right side
   4,581,370x = 81,850,018,410,000
5. Step 5: Solve for x
   x = 81,850,018,410,000/4,581,370
6. Step 6: Final answer
   x = 17,865,838.91