Finding the Fourth Proportional to 16,402.58, 22,639.05 and 10,030.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,402.58 : 22,639.05 = 10,030.34 : x
2. Step 2: Convert to fraction form
   16,402.58/22,639.05 = 10,030.34/x
3. Step 3: Cross multiply
   16,402.58x = 22,639.05 × 10,030.34
4. Step 4: Simplify right side
   16,402.58x = 227,077,368.78
5. Step 5: Solve for x
   x = 227,077,368.78/16,402.58
6. Step 6: Final answer
   x = 13,844.00