Finding the Fourth Proportional to 65,998.32, 91,062 and 37,318.56

Step by Step Solution

1. Step 1: Write the proportion equation
   65,998.32 : 91,062 = 37,318.56 : x
2. Step 2: Convert to fraction form
   65,998.32/91,062 = 37,318.56/x
3. Step 3: Cross multiply
   65,998.32x = 91,062 × 37,318.56
4. Step 4: Simplify right side
   65,998.32x = 3,398,302,710.72
5. Step 5: Solve for x
   x = 3,398,302,710.72/65,998.32
6. Step 6: Final answer
   x = 51,490.75