Finding the Third Proportional to 619,263.56 and 1,294,705.69

Step by Step Solution

1. Step 1: Write the proportion equation
   619,263.56 : 1,294,705.69 = 1,294,705.69 : x
2. Step 2: Convert to fraction form
   619,263.56/1,294,705.69 = 1,294,705.69/x
3. Step 3: Cross multiply
   619,263.56x = 1,294,705.69 × 1,294,705.69
4. Step 4: Simplify right side
   619,263.56x = 1,676,262,817,244.85
5. Step 5: Solve for x
   x = 1,676,262,817,244.85/619,263.56
6. Step 6: Final answer
   x = 2,706,864.93