Finding the Fourth Proportional to 65,931.04, 90,984.88 and 37,636.08

Step by Step Solution

1. Step 1: Write the proportion equation
   65,931.04 : 90,984.88 = 37,636.08 : x
2. Step 2: Convert to fraction form
   65,931.04/90,984.88 = 37,636.08/x
3. Step 3: Cross multiply
   65,931.04x = 90,984.88 × 37,636.08
4. Step 4: Simplify right side
   65,931.04x = 3,424,314,222.47
5. Step 5: Solve for x
   x = 3,424,314,222.47/65,931.04
6. Step 6: Final answer
   x = 51,937.82