Finding the Third Proportional to 117,255.09 and 253,099.69

Step by Step Solution

1. Step 1: Write the proportion equation
   117,255.09 : 253,099.69 = 253,099.69 : x
2. Step 2: Convert to fraction form
   117,255.09/253,099.69 = 253,099.69/x
3. Step 3: Cross multiply
   117,255.09x = 253,099.69 × 253,099.69
4. Step 4: Simplify right side
   117,255.09x = 64,059,451,812.60
5. Step 5: Solve for x
   x = 64,059,451,812.60/117,255.09
6. Step 6: Final answer
   x = 546,325.53