Finding the Fourth Proportional to 49,825.62, 74,813.88 and 42,881.76

Step by Step Solution

1. Step 1: Write the proportion equation
   49,825.62 : 74,813.88 = 42,881.76 : x
2. Step 2: Convert to fraction form
   49,825.62/74,813.88 = 42,881.76/x
3. Step 3: Cross multiply
   49,825.62x = 74,813.88 × 42,881.76
4. Step 4: Simplify right side
   49,825.62x = 3,208,150,846.83
5. Step 5: Solve for x
   x = 3,208,150,846.83/49,825.62
6. Step 6: Final answer
   x = 64,387.58