Finding the Third Proportional to 1,955,200 and 4,089,146

Step by Step Solution

1. Step 1: Write the proportion equation
   1,955,200 : 4,089,146 = 4,089,146 : x
2. Step 2: Convert to fraction form
   1,955,200/4,089,146 = 4,089,146/x
3. Step 3: Cross multiply
   1,955,200x = 4,089,146 × 4,089,146
4. Step 4: Simplify right side
   1,955,200x = 16,721,115,009,316
5. Step 5: Solve for x
   x = 16,721,115,009,316/1,955,200
6. Step 6: Final answer
   x = 8,552,125.11