Finding the Fourth Proportional to 9,981.41, 13,774.16 and 5,505.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,981.41 : 13,774.16 = 5,505.59 : x
2. Step 2: Convert to fraction form
   9,981.41/13,774.16 = 5,505.59/x
3. Step 3: Cross multiply
   9,981.41x = 13,774.16 × 5,505.59
4. Step 4: Simplify right side
   9,981.41x = 75,834,925.75
5. Step 5: Solve for x
   x = 75,834,925.75/9,981.41
6. Step 6: Final answer
   x = 7,597.61