Finding the Fourth Proportional to 42,915.82, 59,202.76 and 37,242.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,915.82 : 59,202.76 = 37,242.60 : x
2. Step 2: Convert to fraction form
   42,915.82/59,202.76 = 37,242.60/x
3. Step 3: Cross multiply
   42,915.82x = 59,202.76 × 37,242.60
4. Step 4: Simplify right side
   42,915.82x = 2,204,864,709.58
5. Step 5: Solve for x
   x = 2,204,864,709.58/42,915.82
6. Step 6: Final answer
   x = 51,376.50