Finding the Fourth Proportional to 65,981.62, 91,052.20 and 35,766.29

Step by Step Solution

1. Step 1: Write the proportion equation
   65,981.62 : 91,052.20 = 35,766.29 : x
2. Step 2: Convert to fraction form
   65,981.62/91,052.20 = 35,766.29/x
3. Step 3: Cross multiply
   65,981.62x = 91,052.20 × 35,766.29
4. Step 4: Simplify right side
   65,981.62x = 3,256,599,390.34
5. Step 5: Solve for x
   x = 3,256,599,390.34/65,981.62
6. Step 6: Final answer
   x = 49,356.16