Finding the Fourth Proportional to 11,848.74, 17,757.69 and 4,820.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,848.74 : 17,757.69 = 4,820.56 : x
2. Step 2: Convert to fraction form
   11,848.74/17,757.69 = 4,820.56/x
3. Step 3: Cross multiply
   11,848.74x = 17,757.69 × 4,820.56
4. Step 4: Simplify right side
   11,848.74x = 85,601,947.64
5. Step 5: Solve for x
   x = 85,601,947.64/11,848.74
6. Step 6: Final answer
   x = 7,224.56