Finding the Fourth Proportional to 86,456.31, 119,309.71 and 46,712.31

Step by Step Solution

1. Step 1: Write the proportion equation
   86,456.31 : 119,309.71 = 46,712.31 : x
2. Step 2: Convert to fraction form
   86,456.31/119,309.71 = 46,712.31/x
3. Step 3: Cross multiply
   86,456.31x = 119,309.71 × 46,712.31
4. Step 4: Simplify right side
   86,456.31x = 5,573,232,574.59
5. Step 5: Solve for x
   x = 5,573,232,574.59/86,456.31
6. Step 6: Final answer
   x = 64,462.99