Finding the Fourth Proportional to 21,411.96, 32,109.60 and 7,369.32

Step by Step Solution

1. Step 1: Write the proportion equation
   21,411.96 : 32,109.60 = 7,369.32 : x
2. Step 2: Convert to fraction form
   21,411.96/32,109.60 = 7,369.32/x
3. Step 3: Cross multiply
   21,411.96x = 32,109.60 × 7,369.32
4. Step 4: Simplify right side
   21,411.96x = 236,625,917.47
5. Step 5: Solve for x
   x = 236,625,917.47/21,411.96
6. Step 6: Final answer
   x = 11,051.11