Finding the Fourth Proportional to 86,648.50, 119,575.25 and 46,904.50

Step by Step Solution

1. Step 1: Write the proportion equation
   86,648.50 : 119,575.25 = 46,904.50 : x
2. Step 2: Convert to fraction form
   86,648.50/119,575.25 = 46,904.50/x
3. Step 3: Cross multiply
   86,648.50x = 119,575.25 × 46,904.50
4. Step 4: Simplify right side
   86,648.50x = 5,608,617,313.63
5. Step 5: Solve for x
   x = 5,608,617,313.63/86,648.50
6. Step 6: Final answer
   x = 64,728.38