Finding the Third Proportional to 319,041 and 696,037.50

Step by Step Solution

1. Step 1: Write the proportion equation
   319,041 : 696,037.50 = 696,037.50 : x
2. Step 2: Convert to fraction form
   319,041/696,037.50 = 696,037.50/x
3. Step 3: Cross multiply
   319,041x = 696,037.50 × 696,037.50
4. Step 4: Simplify right side
   319,041x = 484,468,201,406.25
5. Step 5: Solve for x
   x = 484,468,201,406.25/319,041
6. Step 6: Final answer
   x = 1,518,513.93