Finding the Fourth Proportional to 5,947.08, 8,881.58 and 4,778.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,947.08 : 8,881.58 = 4,778.86 : x
2. Step 2: Convert to fraction form
   5,947.08/8,881.58 = 4,778.86/x
3. Step 3: Cross multiply
   5,947.08x = 8,881.58 × 4,778.86
4. Step 4: Simplify right side
   5,947.08x = 42,443,827.40
5. Step 5: Solve for x
   x = 42,443,827.40/5,947.08
6. Step 6: Final answer
   x = 7,136.92