Finding the Fourth Proportional to 1,936.86, 2,672.52 and 1,151.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,936.86 : 2,672.52 = 1,151.10 : x
2. Step 2: Convert to fraction form
   1,936.86/2,672.52 = 1,151.10/x
3. Step 3: Cross multiply
   1,936.86x = 2,672.52 × 1,151.10
4. Step 4: Simplify right side
   1,936.86x = 3,076,337.77
5. Step 5: Solve for x
   x = 3,076,337.77/1,936.86
6. Step 6: Final answer
   x = 1,588.31