Finding the Third Proportional to 231,804 and 488,931.75

Step by Step Solution

1. Step 1: Write the proportion equation
   231,804 : 488,931.75 = 488,931.75 : x
2. Step 2: Convert to fraction form
   231,804/488,931.75 = 488,931.75/x
3. Step 3: Cross multiply
   231,804x = 488,931.75 × 488,931.75
4. Step 4: Simplify right side
   231,804x = 239,054,256,158.06
5. Step 5: Solve for x
   x = 239,054,256,158.06/231,804
6. Step 6: Final answer
   x = 1,031,277.53