Finding the Fourth Proportional to 55,736.74, 76,980.59 and 36,701.60

Step by Step Solution

1. Step 1: Write the proportion equation
   55,736.74 : 76,980.59 = 36,701.60 : x
2. Step 2: Convert to fraction form
   55,736.74/76,980.59 = 36,701.60/x
3. Step 3: Cross multiply
   55,736.74x = 76,980.59 × 36,701.60
4. Step 4: Simplify right side
   55,736.74x = 2,825,310,830.89
5. Step 5: Solve for x
   x = 2,825,310,830.89/55,736.74
6. Step 6: Final answer
   x = 50,690.28