Finding the Fourth Proportional to 92,573.84, 138,674.82 and 42,584.42

Step by Step Solution

1. Step 1: Write the proportion equation
   92,573.84 : 138,674.82 = 42,584.42 : x
2. Step 2: Convert to fraction form
   92,573.84/138,674.82 = 42,584.42/x
3. Step 3: Cross multiply
   92,573.84x = 138,674.82 × 42,584.42
4. Step 4: Simplify right side
   92,573.84x = 5,905,386,778.30
5. Step 5: Solve for x
   x = 5,905,386,778.30/92,573.84
6. Step 6: Final answer
   x = 63,791.10