Finding the Third Proportional to 619,263.50 and 926,012

Step by Step Solution

1. Step 1: Write the proportion equation
   619,263.50 : 926,012 = 926,012 : x
2. Step 2: Convert to fraction form
   619,263.50/926,012 = 926,012/x
3. Step 3: Cross multiply
   619,263.50x = 926,012 × 926,012
4. Step 4: Simplify right side
   619,263.50x = 857,498,224,144
5. Step 5: Solve for x
   x = 857,498,224,144/619,263.50
6. Step 6: Final answer
   x = 1,384,706.55