Finding the Fourth Proportional to 35,498.32, 53,248.40 and 12,124.52

Step by Step Solution

1. Step 1: Write the proportion equation
   35,498.32 : 53,248.40 = 12,124.52 : x
2. Step 2: Convert to fraction form
   35,498.32/53,248.40 = 12,124.52/x
3. Step 3: Cross multiply
   35,498.32x = 53,248.40 × 12,124.52
4. Step 4: Simplify right side
   35,498.32x = 645,611,290.77
5. Step 5: Solve for x
   x = 645,611,290.77/35,498.32
6. Step 6: Final answer
   x = 18,187.09