Finding the Fourth Proportional to 39,510.77, 59,181.71 and 31,981.82

Step by Step Solution

1. Step 1: Write the proportion equation
   39,510.77 : 59,181.71 = 31,981.82 : x
2. Step 2: Convert to fraction form
   39,510.77/59,181.71 = 31,981.82/x
3. Step 3: Cross multiply
   39,510.77x = 59,181.71 × 31,981.82
4. Step 4: Simplify right side
   39,510.77x = 1,892,738,340.69
5. Step 5: Solve for x
   x = 1,892,738,340.69/39,510.77
6. Step 6: Final answer
   x = 47,904.37