Finding the Fourth Proportional to 8,779.16, 12,117.63 and 5,004.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,779.16 : 12,117.63 = 5,004.32 : x
2. Step 2: Convert to fraction form
   8,779.16/12,117.63 = 5,004.32/x
3. Step 3: Cross multiply
   8,779.16x = 12,117.63 × 5,004.32
4. Step 4: Simplify right side
   8,779.16x = 60,640,456.34
5. Step 5: Solve for x
   x = 60,640,456.34/8,779.16
6. Step 6: Final answer
   x = 6,907.32