Finding the Third Proportional to 4,147,980 and 8,627,052

Step by Step Solution

1. Step 1: Write the proportion equation
   4,147,980 : 8,627,052 = 8,627,052 : x
2. Step 2: Convert to fraction form
   4,147,980/8,627,052 = 8,627,052/x
3. Step 3: Cross multiply
   4,147,980x = 8,627,052 × 8,627,052
4. Step 4: Simplify right side
   4,147,980x = 74,426,026,210,704
5. Step 5: Solve for x
   x = 74,426,026,210,704/4,147,980
6. Step 6: Final answer
   x = 17,942,715.78