Finding the Fourth Proportional to 47,111.28, 65,013.06 and 25,890.06

Step by Step Solution

1. Step 1: Write the proportion equation
   47,111.28 : 65,013.06 = 25,890.06 : x
2. Step 2: Convert to fraction form
   47,111.28/65,013.06 = 25,890.06/x
3. Step 3: Cross multiply
   47,111.28x = 65,013.06 × 25,890.06
4. Step 4: Simplify right side
   47,111.28x = 1,683,192,024.18
5. Step 5: Solve for x
   x = 1,683,192,024.18/47,111.28
6. Step 6: Final answer
   x = 35,728.00