Finding the Fourth Proportional to 189,081.55, 264,911 and 189,081.55

Step by Step Solution

1. Step 1: Write the proportion equation
   189,081.55 : 264,911 = 189,081.55 : x
2. Step 2: Convert to fraction form
   189,081.55/264,911 = 189,081.55/x
3. Step 3: Cross multiply
   189,081.55x = 264,911 × 189,081.55
4. Step 4: Simplify right side
   189,081.55x = 50,089,782,492.05
5. Step 5: Solve for x
   x = 50,089,782,492.05/189,081.55
6. Step 6: Final answer
   x = 264,911