Finding the Fourth Proportional to 21,092.81, 31,635.56 and 7,051.46

Step by Step Solution

1. Step 1: Write the proportion equation
   21,092.81 : 31,635.56 = 7,051.46 : x
2. Step 2: Convert to fraction form
   21,092.81/31,635.56 = 7,051.46/x
3. Step 3: Cross multiply
   21,092.81x = 31,635.56 × 7,051.46
4. Step 4: Simplify right side
   21,092.81x = 223,076,745.37
5. Step 5: Solve for x
   x = 223,076,745.37/21,092.81
6. Step 6: Final answer
   x = 10,575.96