Finding the Third Proportional to 112,820 and 241,188

Step by Step Solution

1. Step 1: Write the proportion equation
   112,820 : 241,188 = 241,188 : x
2. Step 2: Convert to fraction form
   112,820/241,188 = 241,188/x
3. Step 3: Cross multiply
   112,820x = 241,188 × 241,188
4. Step 4: Simplify right side
   112,820x = 58,171,651,344
5. Step 5: Solve for x
   x = 58,171,651,344/112,820
6. Step 6: Final answer
   x = 515,614.71