Finding the Fourth Proportional to 13,835.60, 19,094.76 and 7,868.16

Step by Step Solution

1. Step 1: Write the proportion equation
   13,835.60 : 19,094.76 = 7,868.16 : x
2. Step 2: Convert to fraction form
   13,835.60/19,094.76 = 7,868.16/x
3. Step 3: Cross multiply
   13,835.60x = 19,094.76 × 7,868.16
4. Step 4: Simplify right side
   13,835.60x = 150,240,626.84
5. Step 5: Solve for x
   x = 150,240,626.84/13,835.60
6. Step 6: Final answer
   x = 10,858.99