Finding the Third Proportional to 297,479.25 and 610,796.25

Step by Step Solution

1. Step 1: Write the proportion equation
   297,479.25 : 610,796.25 = 610,796.25 : x
2. Step 2: Convert to fraction form
   297,479.25/610,796.25 = 610,796.25/x
3. Step 3: Cross multiply
   297,479.25x = 610,796.25 × 610,796.25
4. Step 4: Simplify right side
   297,479.25x = 373,072,059,014.06
5. Step 5: Solve for x
   x = 373,072,059,014.06/297,479.25
6. Step 6: Final answer
   x = 1,254,111.20