Finding the Fourth Proportional to 16,766.60, 25,152.63 and 5,077.08

Step by Step Solution

1. Step 1: Write the proportion equation
   16,766.60 : 25,152.63 = 5,077.08 : x
2. Step 2: Convert to fraction form
   16,766.60/25,152.63 = 5,077.08/x
3. Step 3: Cross multiply
   16,766.60x = 25,152.63 × 5,077.08
4. Step 4: Simplify right side
   16,766.60x = 127,701,914.72
5. Step 5: Solve for x
   x = 127,701,914.72/16,766.60
6. Step 6: Final answer
   x = 7,616.45