Finding the Fourth Proportional to 10,191.83, 15,290.04 and 3,618.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,191.83 : 15,290.04 = 3,618.02 : x
2. Step 2: Convert to fraction form
   10,191.83/15,290.04 = 3,618.02/x
3. Step 3: Cross multiply
   10,191.83x = 15,290.04 × 3,618.02
4. Step 4: Simplify right side
   10,191.83x = 55,319,670.52
5. Step 5: Solve for x
   x = 55,319,670.52/10,191.83
6. Step 6: Final answer
   x = 5,427.84