Finding the Fourth Proportional to 65,694.06, 90,658.49 and 37,401.57

Step by Step Solution

1. Step 1: Write the proportion equation
   65,694.06 : 90,658.49 = 37,401.57 : x
2. Step 2: Convert to fraction form
   65,694.06/90,658.49 = 37,401.57/x
3. Step 3: Cross multiply
   65,694.06x = 90,658.49 × 37,401.57
4. Step 4: Simplify right side
   65,694.06x = 3,390,769,672.82
5. Step 5: Solve for x
   x = 3,390,769,672.82/65,694.06
6. Step 6: Final answer
   x = 51,614.55