Finding the Fourth Proportional to 14,784.84, 20,406.42 and 10,071

Step by Step Solution

1. Step 1: Write the proportion equation
   14,784.84 : 20,406.42 = 10,071 : x
2. Step 2: Convert to fraction form
   14,784.84/20,406.42 = 10,071/x
3. Step 3: Cross multiply
   14,784.84x = 20,406.42 × 10,071
4. Step 4: Simplify right side
   14,784.84x = 205,513,055.82
5. Step 5: Solve for x
   x = 205,513,055.82/14,784.84
6. Step 6: Final answer
   x = 13,900.26