Finding the Fourth Proportional to 55,351.15, 76,384.15 and 31,477.82

Step by Step Solution

1. Step 1: Write the proportion equation
   55,351.15 : 76,384.15 = 31,477.82 : x
2. Step 2: Convert to fraction form
   55,351.15/76,384.15 = 31,477.82/x
3. Step 3: Cross multiply
   55,351.15x = 76,384.15 × 31,477.82
4. Step 4: Simplify right side
   55,351.15x = 2,404,406,063.94
5. Step 5: Solve for x
   x = 2,404,406,063.94/55,351.15
6. Step 6: Final answer
   x = 43,439.14