Finding the Fourth Proportional to 7,404.74, 11,100.62 and 2,784.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,404.74 : 11,100.62 = 2,784.50 : x
2. Step 2: Convert to fraction form
   7,404.74/11,100.62 = 2,784.50/x
3. Step 3: Cross multiply
   7,404.74x = 11,100.62 × 2,784.50
4. Step 4: Simplify right side
   7,404.74x = 30,909,676.39
5. Step 5: Solve for x
   x = 30,909,676.39/7,404.74
6. Step 6: Final answer
   x = 4,174.31