Finding the Third Proportional to 761,581.50 and 1,620,966

Step by Step Solution

1. Step 1: Write the proportion equation
   761,581.50 : 1,620,966 = 1,620,966 : x
2. Step 2: Convert to fraction form
   761,581.50/1,620,966 = 1,620,966/x
3. Step 3: Cross multiply
   761,581.50x = 1,620,966 × 1,620,966
4. Step 4: Simplify right side
   761,581.50x = 2,627,530,773,156
5. Step 5: Solve for x
   x = 2,627,530,773,156/761,581.50
6. Step 6: Final answer
   x = 3,450,097.95