Finding the Third Proportional to 357,474.94 and 500,002.88

Step by Step Solution

1. Step 1: Write the proportion equation
   357,474.94 : 500,002.88 = 500,002.88 : x
2. Step 2: Convert to fraction form
   357,474.94/500,002.88 = 500,002.88/x
3. Step 3: Cross multiply
   357,474.94x = 500,002.88 × 500,002.88
4. Step 4: Simplify right side
   357,474.94x = 250,002,875,008.27
5. Step 5: Solve for x
   x = 250,002,875,008.27/357,474.94
6. Step 6: Final answer
   x = 699,357.77