Finding the Fourth Proportional to 10,113.44, 13,956.61 and 5,637.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,113.44 : 13,956.61 = 5,637.48 : x
2. Step 2: Convert to fraction form
   10,113.44/13,956.61 = 5,637.48/x
3. Step 3: Cross multiply
   10,113.44x = 13,956.61 × 5,637.48
4. Step 4: Simplify right side
   10,113.44x = 78,680,109.74
5. Step 5: Solve for x
   x = 78,680,109.74/10,113.44
6. Step 6: Final answer
   x = 7,779.76