Finding the Fourth Proportional to 10,051.70, 13,870.53 and 5,575.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,051.70 : 13,870.53 = 5,575.37 : x
2. Step 2: Convert to fraction form
   10,051.70/13,870.53 = 5,575.37/x
3. Step 3: Cross multiply
   10,051.70x = 13,870.53 × 5,575.37
4. Step 4: Simplify right side
   10,051.70x = 77,333,267.49
5. Step 5: Solve for x
   x = 77,333,267.49/10,051.70
6. Step 6: Final answer
   x = 7,693.55