Finding the Fourth Proportional to 2,224.51, 3,337.00 and 991.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,224.51 : 3,337.00 = 991.82 : x
2. Step 2: Convert to fraction form
   2,224.51/3,337.00 = 991.82/x
3. Step 3: Cross multiply
   2,224.51x = 3,337.00 × 991.82
4. Step 4: Simplify right side
   2,224.51x = 3,309,699.82
5. Step 5: Solve for x
   x = 3,309,699.82/2,224.51
6. Step 6: Final answer
   x = 1,487.83