Finding the Fourth Proportional to 1,093.80, 1,647.12 and 1,061.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,093.80 : 1,647.12 = 1,061.52 : x
2. Step 2: Convert to fraction form
   1,093.80/1,647.12 = 1,061.52/x
3. Step 3: Cross multiply
   1,093.80x = 1,647.12 × 1,061.52
4. Step 4: Simplify right side
   1,093.80x = 1,748,450.82
5. Step 5: Solve for x
   x = 1,748,450.82/1,093.80
6. Step 6: Final answer
   x = 1,598.51