Finding the Fourth Proportional to 64,573.48, 89,107.32 and 37,723.60

Step by Step Solution

1. Step 1: Write the proportion equation
   64,573.48 : 89,107.32 = 37,723.60 : x
2. Step 2: Convert to fraction form
   64,573.48/89,107.32 = 37,723.60/x
3. Step 3: Cross multiply
   64,573.48x = 89,107.32 × 37,723.60
4. Step 4: Simplify right side
   64,573.48x = 3,361,448,896.75
5. Step 5: Solve for x
   x = 3,361,448,896.75/64,573.48
6. Step 6: Final answer
   x = 52,056.18