Finding the Fourth Proportional to 9,770.42, 14,656.31 and 3,927.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,770.42 : 14,656.31 = 3,927.05 : x
2. Step 2: Convert to fraction form
   9,770.42/14,656.31 = 3,927.05/x
3. Step 3: Cross multiply
   9,770.42x = 14,656.31 × 3,927.05
4. Step 4: Simplify right side
   9,770.42x = 57,556,038.96
5. Step 5: Solve for x
   x = 57,556,038.96/9,770.42
6. Step 6: Final answer
   x = 5,890.84