Finding the Fourth Proportional to 6,156.35, 8,490.00 and 4,901.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,156.35 : 8,490.00 = 4,901.55 : x
2. Step 2: Convert to fraction form
   6,156.35/8,490.00 = 4,901.55/x
3. Step 3: Cross multiply
   6,156.35x = 8,490.00 × 4,901.55
4. Step 4: Simplify right side
   6,156.35x = 41,614,119.89
5. Step 5: Solve for x
   x = 41,614,119.89/6,156.35
6. Step 6: Final answer
   x = 6,759.54