Finding the Third Proportional to 117,549.38 and 277,443.94

Step by Step Solution

1. Step 1: Write the proportion equation
   117,549.38 : 277,443.94 = 277,443.94 : x
2. Step 2: Convert to fraction form
   117,549.38/277,443.94 = 277,443.94/x
3. Step 3: Cross multiply
   117,549.38x = 277,443.94 × 277,443.94
4. Step 4: Simplify right side
   117,549.38x = 76,975,138,455.50
5. Step 5: Solve for x
   x = 76,975,138,455.50/117,549.38
6. Step 6: Final answer
   x = 654,832.39