Finding the Fourth Proportional to 42,488.09, 63,644.64 and 24,915.54

Step by Step Solution

1. Step 1: Write the proportion equation
   42,488.09 : 63,644.64 = 24,915.54 : x
2. Step 2: Convert to fraction form
   42,488.09/63,644.64 = 24,915.54/x
3. Step 3: Cross multiply
   42,488.09x = 63,644.64 × 24,915.54
4. Step 4: Simplify right side
   42,488.09x = 1,585,740,573.71
5. Step 5: Solve for x
   x = 1,585,740,573.71/42,488.09
6. Step 6: Final answer
   x = 37,322.00