Finding the Third Proportional to 4,089,560 and 8,602,182

Step by Step Solution

1. Step 1: Write the proportion equation
   4,089,560 : 8,602,182 = 8,602,182 : x
2. Step 2: Convert to fraction form
   4,089,560/8,602,182 = 8,602,182/x
3. Step 3: Cross multiply
   4,089,560x = 8,602,182 × 8,602,182
4. Step 4: Simplify right side
   4,089,560x = 73,997,535,161,124
5. Step 5: Solve for x
   x = 73,997,535,161,124/4,089,560
6. Step 6: Final answer
   x = 18,094,253.46