Finding the Fourth Proportional to 48,597.32, 72,912.18 and 17,435

Step by Step Solution

1. Step 1: Write the proportion equation
   48,597.32 : 72,912.18 = 17,435 : x
2. Step 2: Convert to fraction form
   48,597.32/72,912.18 = 17,435/x
3. Step 3: Cross multiply
   48,597.32x = 72,912.18 × 17,435
4. Step 4: Simplify right side
   48,597.32x = 1,271,223,858.30
5. Step 5: Solve for x
   x = 1,271,223,858.30/48,597.32
6. Step 6: Final answer
   x = 26,158.31