Finding the Fourth Proportional to 25,023, 34,531.72 and 13,692.58

Step by Step Solution

1. Step 1: Write the proportion equation
   25,023 : 34,531.72 = 13,692.58 : x
2. Step 2: Convert to fraction form
   25,023/34,531.72 = 13,692.58/x
3. Step 3: Cross multiply
   25,023x = 34,531.72 × 13,692.58
4. Step 4: Simplify right side
   25,023x = 472,828,338.64
5. Step 5: Solve for x
   x = 472,828,338.64/25,023
6. Step 6: Final answer
   x = 18,895.75