Finding the Fourth Proportional to 2,599.98, 3,588.06 and 1,538.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,599.98 : 3,588.06 = 1,538.52 : x
2. Step 2: Convert to fraction form
   2,599.98/3,588.06 = 1,538.52/x
3. Step 3: Cross multiply
   2,599.98x = 3,588.06 × 1,538.52
4. Step 4: Simplify right side
   2,599.98x = 5,520,302.07
5. Step 5: Solve for x
   x = 5,520,302.07/2,599.98
6. Step 6: Final answer
   x = 2,123.21