Finding the Fourth Proportional to 47,396.80, 65,407.89 and 25,885.99

Step by Step Solution

1. Step 1: Write the proportion equation
   47,396.80 : 65,407.89 = 25,885.99 : x
2. Step 2: Convert to fraction form
   47,396.80/65,407.89 = 25,885.99/x
3. Step 3: Cross multiply
   47,396.80x = 65,407.89 × 25,885.99
4. Step 4: Simplify right side
   47,396.80x = 1,693,147,986.46
5. Step 5: Solve for x
   x = 1,693,147,986.46/47,396.80
6. Step 6: Final answer
   x = 35,722.83