Finding the Fourth Proportional to 475,892.82, 656,720.82 and 261,030.96

Step by Step Solution

1. Step 1: Write the proportion equation
   475,892.82 : 656,720.82 = 261,030.96 : x
2. Step 2: Convert to fraction form
   475,892.82/656,720.82 = 261,030.96/x
3. Step 3: Cross multiply
   475,892.82x = 656,720.82 × 261,030.96
4. Step 4: Simplify right side
   475,892.82x = 171,424,466,096.59
5. Step 5: Solve for x
   x = 171,424,466,096.59/475,892.82
6. Step 6: Final answer
   x = 360,216.54