Finding the Third Proportional to 394,548 and 862,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   394,548 : 862,924.50 = 862,924.50 : x
2. Step 2: Convert to fraction form
   394,548/862,924.50 = 862,924.50/x
3. Step 3: Cross multiply
   394,548x = 862,924.50 × 862,924.50
4. Step 4: Simplify right side
   394,548x = 744,638,692,700.25
5. Step 5: Solve for x
   x = 744,638,692,700.25/394,548
6. Step 6: Final answer
   x = 1,887,320.92