Finding the Fourth Proportional to 65,463.12, 90,339.72 and 37,169.42

Step by Step Solution

1. Step 1: Write the proportion equation
   65,463.12 : 90,339.72 = 37,169.42 : x
2. Step 2: Convert to fraction form
   65,463.12/90,339.72 = 37,169.42/x
3. Step 3: Cross multiply
   65,463.12x = 90,339.72 × 37,169.42
4. Step 4: Simplify right side
   65,463.12x = 3,357,874,995.36
5. Step 5: Solve for x
   x = 3,357,874,995.36/65,463.12
6. Step 6: Final answer
   x = 51,294.15