Finding the Fourth Proportional to 4,701.42, 7,052.72 and 1,538.79

Step by Step Solution

1. Step 1: Write the proportion equation
   4,701.42 : 7,052.72 = 1,538.79 : x
2. Step 2: Convert to fraction form
   4,701.42/7,052.72 = 1,538.79/x
3. Step 3: Cross multiply
   4,701.42x = 7,052.72 × 1,538.79
4. Step 4: Simplify right side
   4,701.42x = 10,852,655.01
5. Step 5: Solve for x
   x = 10,852,655.01/4,701.42
6. Step 6: Final answer
   x = 2,308.38