Finding the Fourth Proportional to 6,111.01, 8,428.84 and 5,608.49

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.01 : 8,428.84 = 5,608.49 : x
2. Step 2: Convert to fraction form
   6,111.01/8,428.84 = 5,608.49/x
3. Step 3: Cross multiply
   6,111.01x = 8,428.84 × 5,608.49
4. Step 4: Simplify right side
   6,111.01x = 47,272,994.66
5. Step 5: Solve for x
   x = 47,272,994.66/6,111.01
6. Step 6: Final answer
   x = 7,735.71