Finding the Fourth Proportional to 9,864.83, 14,784.27 and 4,672.19

Step by Step Solution

1. Step 1: Write the proportion equation
   9,864.83 : 14,784.27 = 4,672.19 : x
2. Step 2: Convert to fraction form
   9,864.83/14,784.27 = 4,672.19/x
3. Step 3: Cross multiply
   9,864.83x = 14,784.27 × 4,672.19
4. Step 4: Simplify right side
   9,864.83x = 69,074,918.45
5. Step 5: Solve for x
   x = 69,074,918.45/9,864.83
6. Step 6: Final answer
   x = 7,002.14