Finding the Fourth Proportional to 21,537.82, 32,314.83 and 7,498.90

Step by Step Solution

1. Step 1: Write the proportion equation
   21,537.82 : 32,314.83 = 7,498.90 : x
2. Step 2: Convert to fraction form
   21,537.82/32,314.83 = 7,498.90/x
3. Step 3: Cross multiply
   21,537.82x = 32,314.83 × 7,498.90
4. Step 4: Simplify right side
   21,537.82x = 242,325,678.69
5. Step 5: Solve for x
   x = 242,325,678.69/21,537.82
6. Step 6: Final answer
   x = 11,251.17