Finding the Third Proportional to 1,877,515 and 4,089,610

Step by Step Solution

1. Step 1: Write the proportion equation
   1,877,515 : 4,089,610 = 4,089,610 : x
2. Step 2: Convert to fraction form
   1,877,515/4,089,610 = 4,089,610/x
3. Step 3: Cross multiply
   1,877,515x = 4,089,610 × 4,089,610
4. Step 4: Simplify right side
   1,877,515x = 16,724,909,952,100
5. Step 5: Solve for x
   x = 16,724,909,952,100/1,877,515
6. Step 6: Final answer
   x = 8,908,003.37