Finding the Fourth Proportional to 1,537.79, 2,300.86 and 942.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,537.79 : 2,300.86 = 942.69 : x
2. Step 2: Convert to fraction form
   1,537.79/2,300.86 = 942.69/x
3. Step 3: Cross multiply
   1,537.79x = 2,300.86 × 942.69
4. Step 4: Simplify right side
   1,537.79x = 2,168,989.28
5. Step 5: Solve for x
   x = 2,168,989.28/1,537.79
6. Step 6: Final answer
   x = 1,410.46