Finding the Third Proportional to 1,671,807 and 3,664,122

Step by Step Solution

1. Step 1: Write the proportion equation
   1,671,807 : 3,664,122 = 3,664,122 : x
2. Step 2: Convert to fraction form
   1,671,807/3,664,122 = 3,664,122/x
3. Step 3: Cross multiply
   1,671,807x = 3,664,122 × 3,664,122
4. Step 4: Simplify right side
   1,671,807x = 13,425,790,030,884
5. Step 5: Solve for x
   x = 13,425,790,030,884/1,671,807
6. Step 6: Final answer
   x = 8,030,705.72