Finding the Third Proportional to 56,107.69 and 122,254.31

Step by Step Solution

1. Step 1: Write the proportion equation
   56,107.69 : 122,254.31 = 122,254.31 : x
2. Step 2: Convert to fraction form
   56,107.69/122,254.31 = 122,254.31/x
3. Step 3: Cross multiply
   56,107.69x = 122,254.31 × 122,254.31
4. Step 4: Simplify right side
   56,107.69x = 14,946,116,924.85
5. Step 5: Solve for x
   x = 14,946,116,924.85/56,107.69
6. Step 6: Final answer
   x = 266,382.69