Finding the Fourth Proportional to 64,381.83, 96,593.76 and 31,105.71

Step by Step Solution

1. Step 1: Write the proportion equation
   64,381.83 : 96,593.76 = 31,105.71 : x
2. Step 2: Convert to fraction form
   64,381.83/96,593.76 = 31,105.71/x
3. Step 3: Cross multiply
   64,381.83x = 96,593.76 × 31,105.71
4. Step 4: Simplify right side
   64,381.83x = 3,004,617,486.37
5. Step 5: Solve for x
   x = 3,004,617,486.37/64,381.83
6. Step 6: Final answer
   x = 46,668.72