Finding the Fourth Proportional to 10,051.36, 13,870.88 and 5,575.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,051.36 : 13,870.88 = 5,575.84 : x
2. Step 2: Convert to fraction form
   10,051.36/13,870.88 = 5,575.84/x
3. Step 3: Cross multiply
   10,051.36x = 13,870.88 × 5,575.84
4. Step 4: Simplify right side
   10,051.36x = 77,341,807.54
5. Step 5: Solve for x
   x = 77,341,807.54/10,051.36
6. Step 6: Final answer
   x = 7,694.66