Finding the Fourth Proportional to 65,920.05, 90,975.27 and 37,245

Step by Step Solution

1. Step 1: Write the proportion equation
   65,920.05 : 90,975.27 = 37,245 : x
2. Step 2: Convert to fraction form
   65,920.05/90,975.27 = 37,245/x
3. Step 3: Cross multiply
   65,920.05x = 90,975.27 × 37,245
4. Step 4: Simplify right side
   65,920.05x = 3,388,373,931.15
5. Step 5: Solve for x
   x = 3,388,373,931.15/65,920.05
6. Step 6: Final answer
   x = 51,401.26