Finding the Fourth Proportional to 1,538.15, 2,300.36 and 1,365.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538.15 : 2,300.36 = 1,365.93 : x
2. Step 2: Convert to fraction form
   1,538.15/2,300.36 = 1,365.93/x
3. Step 3: Cross multiply
   1,538.15x = 2,300.36 × 1,365.93
4. Step 4: Simplify right side
   1,538.15x = 3,142,123.91
5. Step 5: Solve for x
   x = 3,142,123.91/1,538.15
6. Step 6: Final answer
   x = 2,042.80