Finding the Third Proportional to 109,146.87 and 238,582.34

Step by Step Solution

1. Step 1: Write the proportion equation
   109,146.87 : 238,582.34 = 238,582.34 : x
2. Step 2: Convert to fraction form
   109,146.87/238,582.34 = 238,582.34/x
3. Step 3: Cross multiply
   109,146.87x = 238,582.34 × 238,582.34
4. Step 4: Simplify right side
   109,146.87x = 56,921,531,021.39
5. Step 5: Solve for x
   x = 56,921,531,021.39/109,146.87
6. Step 6: Final answer
   x = 521,513.19