Finding the Fourth Proportional to 9,852.32, 14,779.49 and 3,188.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,852.32 : 14,779.49 = 3,188.31 : x
2. Step 2: Convert to fraction form
   9,852.32/14,779.49 = 3,188.31/x
3. Step 3: Cross multiply
   9,852.32x = 14,779.49 × 3,188.31
4. Step 4: Simplify right side
   9,852.32x = 47,121,579.82
5. Step 5: Solve for x
   x = 47,121,579.82/9,852.32
6. Step 6: Final answer
   x = 4,782.79