Finding the Fourth Proportional to 31,256.71, 46,902.60 and 31,019.34

Step by Step Solution

1. Step 1: Write the proportion equation
   31,256.71 : 46,902.60 = 31,019.34 : x
2. Step 2: Convert to fraction form
   31,256.71/46,902.60 = 31,019.34/x
3. Step 3: Cross multiply
   31,256.71x = 46,902.60 × 31,019.34
4. Step 4: Simplify right side
   31,256.71x = 1,454,887,696.28
5. Step 5: Solve for x
   x = 1,454,887,696.28/31,256.71
6. Step 6: Final answer
   x = 46,546.41