Finding the Fourth Proportional to 8,881.94, 13,321.89 and 7,410.53

Step by Step Solution

1. Step 1: Write the proportion equation
   8,881.94 : 13,321.89 = 7,410.53 : x
2. Step 2: Convert to fraction form
   8,881.94/13,321.89 = 7,410.53/x
3. Step 3: Cross multiply
   8,881.94x = 13,321.89 × 7,410.53
4. Step 4: Simplify right side
   8,881.94x = 98,722,298.81
5. Step 5: Solve for x
   x = 98,722,298.81/8,881.94
6. Step 6: Final answer
   x = 11,114.94