Finding the Fourth Proportional to 11,799.57, 17,696.52 and 3,477.34

Step by Step Solution

1. Step 1: Write the proportion equation
   11,799.57 : 17,696.52 = 3,477.34 : x
2. Step 2: Convert to fraction form
   11,799.57/17,696.52 = 3,477.34/x
3. Step 3: Cross multiply
   11,799.57x = 17,696.52 × 3,477.34
4. Step 4: Simplify right side
   11,799.57x = 61,536,816.86
5. Step 5: Solve for x
   x = 61,536,816.86/11,799.57
6. Step 6: Final answer
   x = 5,215.17