Finding the Fourth Proportional to 189,496.52, 261,501 and 103,452.56

Step by Step Solution

1. Step 1: Write the proportion equation
   189,496.52 : 261,501 = 103,452.56 : x
2. Step 2: Convert to fraction form
   189,496.52/261,501 = 103,452.56/x
3. Step 3: Cross multiply
   189,496.52x = 261,501 × 103,452.56
4. Step 4: Simplify right side
   189,496.52x = 27,052,947,892.56
5. Step 5: Solve for x
   x = 27,052,947,892.56/189,496.52
6. Step 6: Final answer
   x = 142,762.24