Finding the Fourth Proportional to 30,031.12, 41,443.71 and 16,602.58

Step by Step Solution

1. Step 1: Write the proportion equation
   30,031.12 : 41,443.71 = 16,602.58 : x
2. Step 2: Convert to fraction form
   30,031.12/41,443.71 = 16,602.58/x
3. Step 3: Cross multiply
   30,031.12x = 41,443.71 × 16,602.58
4. Step 4: Simplify right side
   30,031.12x = 688,072,510.77
5. Step 5: Solve for x
   x = 688,072,510.77/30,031.12
6. Step 6: Final answer
   x = 22,911.98