Finding the Third Proportional to 619,947.50 and 1,314,293

Step by Step Solution

1. Step 1: Write the proportion equation
   619,947.50 : 1,314,293 = 1,314,293 : x
2. Step 2: Convert to fraction form
   619,947.50/1,314,293 = 1,314,293/x
3. Step 3: Cross multiply
   619,947.50x = 1,314,293 × 1,314,293
4. Step 4: Simplify right side
   619,947.50x = 1,727,366,089,849
5. Step 5: Solve for x
   x = 1,727,366,089,849/619,947.50
6. Step 6: Final answer
   x = 2,786,310.28