Finding the Fourth Proportional to 9,662.19, 13,332.30 and 5,412.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,662.19 : 13,332.30 = 5,412.93 : x
2. Step 2: Convert to fraction form
   9,662.19/13,332.30 = 5,412.93/x
3. Step 3: Cross multiply
   9,662.19x = 13,332.30 × 5,412.93
4. Step 4: Simplify right side
   9,662.19x = 72,166,806.64
5. Step 5: Solve for x
   x = 72,166,806.64/9,662.19
6. Step 6: Final answer
   x = 7,468.99