Finding the Fourth Proportional to 12,692.37, 17,498.68 and 10,415.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,692.37 : 17,498.68 = 10,415.37 : x
2. Step 2: Convert to fraction form
   12,692.37/17,498.68 = 10,415.37/x
3. Step 3: Cross multiply
   12,692.37x = 17,498.68 × 10,415.37
4. Step 4: Simplify right side
   12,692.37x = 182,255,226.71
5. Step 5: Solve for x
   x = 182,255,226.71/12,692.37
6. Step 6: Final answer
   x = 14,359.43