Finding the Fourth Proportional to 11,300.72, 16,953.35 and 3,905.46

Step by Step Solution

1. Step 1: Write the proportion equation
   11,300.72 : 16,953.35 = 3,905.46 : x
2. Step 2: Convert to fraction form
   11,300.72/16,953.35 = 3,905.46/x
3. Step 3: Cross multiply
   11,300.72x = 16,953.35 × 3,905.46
4. Step 4: Simplify right side
   11,300.72x = 66,210,610.76
5. Step 5: Solve for x
   x = 66,210,610.76/11,300.72
6. Step 6: Final answer
   x = 5,858.98