Finding the Fourth Proportional to 277,501.31, 382,632.58 and 205,009.10

Step by Step Solution

1. Step 1: Write the proportion equation
   277,501.31 : 382,632.58 = 205,009.10 : x
2. Step 2: Convert to fraction form
   277,501.31/382,632.58 = 205,009.10/x
3. Step 3: Cross multiply
   277,501.31x = 382,632.58 × 205,009.10
4. Step 4: Simplify right side
   277,501.31x = 78,443,160,856.48
5. Step 5: Solve for x
   x = 78,443,160,856.48/277,501.31
6. Step 6: Final answer
   x = 282,676.72