Finding the Fourth Proportional to 52,481.05, 78,707.18 and 31,404.51

Step by Step Solution

1. Step 1: Write the proportion equation
   52,481.05 : 78,707.18 = 31,404.51 : x
2. Step 2: Convert to fraction form
   52,481.05/78,707.18 = 31,404.51/x
3. Step 3: Cross multiply
   52,481.05x = 78,707.18 × 31,404.51
4. Step 4: Simplify right side
   52,481.05x = 2,471,760,499.89
5. Step 5: Solve for x
   x = 2,471,760,499.89/52,481.05
6. Step 6: Final answer
   x = 47,098.15