Finding the Fourth Proportional to 55,552.53, 76,662.70 and 51,314.41

Step by Step Solution

1. Step 1: Write the proportion equation
   55,552.53 : 76,662.70 = 51,314.41 : x
2. Step 2: Convert to fraction form
   55,552.53/76,662.70 = 51,314.41/x
3. Step 3: Cross multiply
   55,552.53x = 76,662.70 × 51,314.41
4. Step 4: Simplify right side
   55,552.53x = 3,933,901,475.69
5. Step 5: Solve for x
   x = 3,933,901,475.69/55,552.53
6. Step 6: Final answer
   x = 70,814.08