Finding the Fourth Proportional to 64,567.48, 89,099.04 and 37,717.60

Step by Step Solution

1. Step 1: Write the proportion equation
   64,567.48 : 89,099.04 = 37,717.60 : x
2. Step 2: Convert to fraction form
   64,567.48/89,099.04 = 37,717.60/x
3. Step 3: Cross multiply
   64,567.48x = 89,099.04 × 37,717.60
4. Step 4: Simplify right side
   64,567.48x = 3,360,601,951.10
5. Step 5: Solve for x
   x = 3,360,601,951.10/64,567.48
6. Step 6: Final answer
   x = 52,047.90