Finding the Fourth Proportional to 65,975.88, 91,047.72 and 37,681.62

Step by Step Solution

1. Step 1: Write the proportion equation
   65,975.88 : 91,047.72 = 37,681.62 : x
2. Step 2: Convert to fraction form
   65,975.88/91,047.72 = 37,681.62/x
3. Step 3: Cross multiply
   65,975.88x = 91,047.72 × 37,681.62
4. Step 4: Simplify right side
   65,975.88x = 3,430,825,586.91
5. Step 5: Solve for x
   x = 3,430,825,586.91/65,975.88
6. Step 6: Final answer
   x = 52,001.21