Finding the Fourth Proportional to 9,933.06, 14,897.82 and 5,781.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,933.06 : 14,897.82 = 5,781.21 : x
2. Step 2: Convert to fraction form
   9,933.06/14,897.82 = 5,781.21/x
3. Step 3: Cross multiply
   9,933.06x = 14,897.82 × 5,781.21
4. Step 4: Simplify right side
   9,933.06x = 86,127,391.77
5. Step 5: Solve for x
   x = 86,127,391.77/9,933.06
6. Step 6: Final answer
   x = 8,670.78