Finding the Fourth Proportional to 3,061.59, 4,590.93 and 1,188.36

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.59 : 4,590.93 = 1,188.36 : x
2. Step 2: Convert to fraction form
   3,061.59/4,590.93 = 1,188.36/x
3. Step 3: Cross multiply
   3,061.59x = 4,590.93 × 1,188.36
4. Step 4: Simplify right side
   3,061.59x = 5,455,677.57
5. Step 5: Solve for x
   x = 5,455,677.57/3,061.59
6. Step 6: Final answer
   x = 1,781.98