Finding the Fourth Proportional to 1,360.61, 1,875.47 and 1,111.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,360.61 : 1,875.47 = 1,111.49 : x
2. Step 2: Convert to fraction form
   1,360.61/1,875.47 = 1,111.49/x
3. Step 3: Cross multiply
   1,360.61x = 1,875.47 × 1,111.49
4. Step 4: Simplify right side
   1,360.61x = 2,084,566.15
5. Step 5: Solve for x
   x = 2,084,566.15/1,360.61
6. Step 6: Final answer
   x = 1,532.08