Finding the Fourth Proportional to 13,091.04, 19,637.78 and 5,300.46

Step by Step Solution

1. Step 1: Write the proportion equation
   13,091.04 : 19,637.78 = 5,300.46 : x
2. Step 2: Convert to fraction form
   13,091.04/19,637.78 = 5,300.46/x
3. Step 3: Cross multiply
   13,091.04x = 19,637.78 × 5,300.46
4. Step 4: Simplify right side
   13,091.04x = 104,089,240.88
5. Step 5: Solve for x
   x = 104,089,240.88/13,091.04
6. Step 6: Final answer
   x = 7,951.18