Finding the Fourth Proportional to 9,780.63, 14,669.73 and 3,932.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,780.63 : 14,669.73 = 3,932.84 : x
2. Step 2: Convert to fraction form
   9,780.63/14,669.73 = 3,932.84/x
3. Step 3: Cross multiply
   9,780.63x = 14,669.73 × 3,932.84
4. Step 4: Simplify right side
   9,780.63x = 57,693,627.58
5. Step 5: Solve for x
   x = 57,693,627.58/9,780.63
6. Step 6: Final answer
   x = 5,898.76