Finding the Fourth Proportional to 47,089.12, 64,983.18 and 25,868.80

Step by Step Solution

1. Step 1: Write the proportion equation
   47,089.12 : 64,983.18 = 25,868.80 : x
2. Step 2: Convert to fraction form
   47,089.12/64,983.18 = 25,868.80/x
3. Step 3: Cross multiply
   47,089.12x = 64,983.18 × 25,868.80
4. Step 4: Simplify right side
   47,089.12x = 1,681,036,886.78
5. Step 5: Solve for x
   x = 1,681,036,886.78/47,089.12
6. Step 6: Final answer
   x = 35,699.05