Finding the Fourth Proportional to 65,494.28, 90,384.18 and 37,198.28

Step by Step Solution

1. Step 1: Write the proportion equation
   65,494.28 : 90,384.18 = 37,198.28 : x
2. Step 2: Convert to fraction form
   65,494.28/90,384.18 = 37,198.28/x
3. Step 3: Cross multiply
   65,494.28x = 90,384.18 × 37,198.28
4. Step 4: Simplify right side
   65,494.28x = 3,362,136,035.21
5. Step 5: Solve for x
   x = 3,362,136,035.21/65,494.28
6. Step 6: Final answer
   x = 51,334.80