Finding the Fourth Proportional to 1,092.37, 1,636.58 and 1,047.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,092.37 : 1,636.58 = 1,047.93 : x
2. Step 2: Convert to fraction form
   1,092.37/1,636.58 = 1,047.93/x
3. Step 3: Cross multiply
   1,092.37x = 1,636.58 × 1,047.93
4. Step 4: Simplify right side
   1,092.37x = 1,715,021.28
5. Step 5: Solve for x
   x = 1,715,021.28/1,092.37
6. Step 6: Final answer
   x = 1,570.00