Finding the Third Proportional to 761,538 and 1,628,025

Step by Step Solution

1. Step 1: Write the proportion equation
   761,538 : 1,628,025 = 1,628,025 : x
2. Step 2: Convert to fraction form
   761,538/1,628,025 = 1,628,025/x
3. Step 3: Cross multiply
   761,538x = 1,628,025 × 1,628,025
4. Step 4: Simplify right side
   761,538x = 2,650,465,400,625
5. Step 5: Solve for x
   x = 2,650,465,400,625/761,538
6. Step 6: Final answer
   x = 3,480,411.22