Finding the Fourth Proportional to 86,449.50, 119,300.31 and 46,705.50

Step by Step Solution

1. Step 1: Write the proportion equation
   86,449.50 : 119,300.31 = 46,705.50 : x
2. Step 2: Convert to fraction form
   86,449.50/119,300.31 = 46,705.50/x
3. Step 3: Cross multiply
   86,449.50x = 119,300.31 × 46,705.50
4. Step 4: Simplify right side
   86,449.50x = 5,571,980,628.71
5. Step 5: Solve for x
   x = 5,571,980,628.71/86,449.50
6. Step 6: Final answer
   x = 64,453.59