Finding the Fourth Proportional to 59,902.04, 89,819.34 and 19,899.61

Step by Step Solution

1. Step 1: Write the proportion equation
   59,902.04 : 89,819.34 = 19,899.61 : x
2. Step 2: Convert to fraction form
   59,902.04/89,819.34 = 19,899.61/x
3. Step 3: Cross multiply
   59,902.04x = 89,819.34 × 19,899.61
4. Step 4: Simplify right side
   59,902.04x = 1,787,369,611.91
5. Step 5: Solve for x
   x = 1,787,369,611.91/59,902.04
6. Step 6: Final answer
   x = 29,838.21