Finding the Fourth Proportional to 58,472.58, 80,692.76 and 31,615.61

Step by Step Solution

1. Step 1: Write the proportion equation
   58,472.58 : 80,692.76 = 31,615.61 : x
2. Step 2: Convert to fraction form
   58,472.58/80,692.76 = 31,615.61/x
3. Step 3: Cross multiply
   58,472.58x = 80,692.76 × 31,615.61
4. Step 4: Simplify right side
   58,472.58x = 2,551,150,829.98
5. Step 5: Solve for x
   x = 2,551,150,829.98/58,472.58
6. Step 6: Final answer
   x = 43,629.87