Finding the Fourth Proportional to 3,835.23, 5,288.72 and 3,612.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,835.23 : 5,288.72 = 3,612.00 : x
2. Step 2: Convert to fraction form
   3,835.23/5,288.72 = 3,612.00/x
3. Step 3: Cross multiply
   3,835.23x = 5,288.72 × 3,612.00
4. Step 4: Simplify right side
   3,835.23x = 19,102,830.20
5. Step 5: Solve for x
   x = 19,102,830.20/3,835.23
6. Step 6: Final answer
   x = 4,980.88