Finding the Fourth Proportional to 47,551.33, 65,689.18 and 37,978.65

Step by Step Solution

1. Step 1: Write the proportion equation
   47,551.33 : 65,689.18 = 37,978.65 : x
2. Step 2: Convert to fraction form
   47,551.33/65,689.18 = 37,978.65/x
3. Step 3: Cross multiply
   47,551.33x = 65,689.18 × 37,978.65
4. Step 4: Simplify right side
   47,551.33x = 2,494,786,047.56
5. Step 5: Solve for x
   x = 2,494,786,047.56/47,551.33
6. Step 6: Final answer
   x = 52,465.12