Finding the Third Proportional to 1,620,901 and 3,493,185

Step by Step Solution

1. Step 1: Write the proportion equation
   1,620,901 : 3,493,185 = 3,493,185 : x
2. Step 2: Convert to fraction form
   1,620,901/3,493,185 = 3,493,185/x
3. Step 3: Cross multiply
   1,620,901x = 3,493,185 × 3,493,185
4. Step 4: Simplify right side
   1,620,901x = 12,202,341,444,225
5. Step 5: Solve for x
   x = 12,202,341,444,225/1,620,901
6. Step 6: Final answer
   x = 7,528,122.60