Finding the Fourth Proportional to 8,893.68, 13,342.89 and 7,404.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,893.68 : 13,342.89 = 7,404.84 : x
2. Step 2: Convert to fraction form
   8,893.68/13,342.89 = 7,404.84/x
3. Step 3: Cross multiply
   8,893.68x = 13,342.89 × 7,404.84
4. Step 4: Simplify right side
   8,893.68x = 98,801,965.59
5. Step 5: Solve for x
   x = 98,801,965.59/8,893.68
6. Step 6: Final answer
   x = 11,109.23