Finding the Fourth Proportional to 9,953.08, 13,735.31 and 5,476.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,953.08 : 13,735.31 = 5,476.71 : x
2. Step 2: Convert to fraction form
   9,953.08/13,735.31 = 5,476.71/x
3. Step 3: Cross multiply
   9,953.08x = 13,735.31 × 5,476.71
4. Step 4: Simplify right side
   9,953.08x = 75,224,254.65
5. Step 5: Solve for x
   x = 75,224,254.65/9,953.08
6. Step 6: Final answer
   x = 7,557.89