Finding the Fourth Proportional to 9,858, 14,779.71 and 5,961.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,858 : 14,779.71 = 5,961.54 : x
2. Step 2: Convert to fraction form
   9,858/14,779.71 = 5,961.54/x
3. Step 3: Cross multiply
   9,858x = 14,779.71 × 5,961.54
4. Step 4: Simplify right side
   9,858x = 88,109,832.35
5. Step 5: Solve for x
   x = 88,109,832.35/9,858
6. Step 6: Final answer
   x = 8,937.90