Finding the Fourth Proportional to 11,620.37, 17,430.10 and 3,300.37

Step by Step Solution

1. Step 1: Write the proportion equation
   11,620.37 : 17,430.10 = 3,300.37 : x
2. Step 2: Convert to fraction form
   11,620.37/17,430.10 = 3,300.37/x
3. Step 3: Cross multiply
   11,620.37x = 17,430.10 × 3,300.37
4. Step 4: Simplify right side
   11,620.37x = 57,525,779.14
5. Step 5: Solve for x
   x = 57,525,779.14/11,620.37
6. Step 6: Final answer
   x = 4,950.43