Finding the Fourth Proportional to 8,805.51, 12,151.89 and 4,827.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,805.51 : 12,151.89 = 4,827.06 : x
2. Step 2: Convert to fraction form
   8,805.51/12,151.89 = 4,827.06/x
3. Step 3: Cross multiply
   8,805.51x = 12,151.89 × 4,827.06
4. Step 4: Simplify right side
   8,805.51x = 58,657,902.14
5. Step 5: Solve for x
   x = 58,657,902.14/8,805.51
6. Step 6: Final answer
   x = 6,661.50