Finding the Fourth Proportional to 49,931.58, 68,765.56 and 49,775.89

Step by Step Solution

1. Step 1: Write the proportion equation
   49,931.58 : 68,765.56 = 49,775.89 : x
2. Step 2: Convert to fraction form
   49,931.58/68,765.56 = 49,775.89/x
3. Step 3: Cross multiply
   49,931.58x = 68,765.56 × 49,775.89
4. Step 4: Simplify right side
   49,931.58x = 3,422,866,565.53
5. Step 5: Solve for x
   x = 3,422,866,565.53/49,931.58
6. Step 6: Final answer
   x = 68,551.14