Finding the Fourth Proportional to 1,903.61, 2,627.00 and 1,117.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,903.61 : 2,627.00 = 1,117.67 : x
2. Step 2: Convert to fraction form
   1,903.61/2,627.00 = 1,117.67/x
3. Step 3: Cross multiply
   1,903.61x = 2,627.00 × 1,117.67
4. Step 4: Simplify right side
   1,903.61x = 2,936,100.37
5. Step 5: Solve for x
   x = 2,936,100.37/1,903.61
6. Step 6: Final answer
   x = 1,542.39