Finding the Fourth Proportional to 55,735.88, 76,915.51 and 30,587.00

Step by Step Solution

1. Step 1: Write the proportion equation
   55,735.88 : 76,915.51 = 30,587.00 : x
2. Step 2: Convert to fraction form
   55,735.88/76,915.51 = 30,587.00/x
3. Step 3: Cross multiply
   55,735.88x = 76,915.51 × 30,587.00
4. Step 4: Simplify right side
   55,735.88x = 2,352,614,243.32
5. Step 5: Solve for x
   x = 2,352,614,243.32/55,735.88
6. Step 6: Final answer
   x = 42,210.05