Finding the Fourth Proportional to 9,973.62, 14,914.83 and 7,476.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,973.62 : 14,914.83 = 7,476.78 : x
2. Step 2: Convert to fraction form
   9,973.62/14,914.83 = 7,476.78/x
3. Step 3: Cross multiply
   9,973.62x = 14,914.83 × 7,476.78
4. Step 4: Simplify right side
   9,973.62x = 111,514,902.65
5. Step 5: Solve for x
   x = 111,514,902.65/9,973.62
6. Step 6: Final answer
   x = 11,180.99