Finding the Fourth Proportional to 9,926.13, 13,698.07 and 5,450.00

Step by Step Solution

1. Step 1: Write the proportion equation
   9,926.13 : 13,698.07 = 5,450.00 : x
2. Step 2: Convert to fraction form
   9,926.13/13,698.07 = 5,450.00/x
3. Step 3: Cross multiply
   9,926.13x = 13,698.07 × 5,450.00
4. Step 4: Simplify right side
   9,926.13x = 74,654,399.38
5. Step 5: Solve for x
   x = 74,654,399.38/9,926.13
6. Step 6: Final answer
   x = 7,521.00