Finding the Fourth Proportional to 8,768.82, 13,152.87 and 4,870.74

Step by Step Solution

1. Step 1: Write the proportion equation
   8,768.82 : 13,152.87 = 4,870.74 : x
2. Step 2: Convert to fraction form
   8,768.82/13,152.87 = 4,870.74/x
3. Step 3: Cross multiply
   8,768.82x = 13,152.87 × 4,870.74
4. Step 4: Simplify right side
   8,768.82x = 64,064,210.02
5. Step 5: Solve for x
   x = 64,064,210.02/8,768.82
6. Step 6: Final answer
   x = 7,305.91