Finding the Fourth Proportional to 65,336.64, 90,185.12 and 37,061.12

Step by Step Solution

1. Step 1: Write the proportion equation
   65,336.64 : 90,185.12 = 37,061.12 : x
2. Step 2: Convert to fraction form
   65,336.64/90,185.12 = 37,061.12/x
3. Step 3: Cross multiply
   65,336.64x = 90,185.12 × 37,061.12
4. Step 4: Simplify right side
   65,336.64x = 3,342,361,554.53
5. Step 5: Solve for x
   x = 3,342,361,554.53/65,336.64
6. Step 6: Final answer
   x = 51,156.01