Finding the Fourth Proportional to 64,436.91, 96,683.03 and 31,181.82

Step by Step Solution

1. Step 1: Write the proportion equation
   64,436.91 : 96,683.03 = 31,181.82 : x
2. Step 2: Convert to fraction form
   64,436.91/96,683.03 = 31,181.82/x
3. Step 3: Cross multiply
   64,436.91x = 96,683.03 × 31,181.82
4. Step 4: Simplify right side
   64,436.91x = 3,014,752,838.51
5. Step 5: Solve for x
   x = 3,014,752,838.51/64,436.91
6. Step 6: Final answer
   x = 46,786.12