Finding the Fourth Proportional to 47,196.64, 65,128.89 and 25,971.81

Step by Step Solution

1. Step 1: Write the proportion equation
   47,196.64 : 65,128.89 = 25,971.81 : x
2. Step 2: Convert to fraction form
   47,196.64/65,128.89 = 25,971.81/x
3. Step 3: Cross multiply
   47,196.64x = 65,128.89 × 25,971.81
4. Step 4: Simplify right side
   47,196.64x = 1,691,515,156.59
5. Step 5: Solve for x
   x = 1,691,515,156.59/47,196.64
6. Step 6: Final answer
   x = 35,839.74