Finding the Fourth Proportional to 200,441.59, 276,597.58 and 109,779.50

Step by Step Solution

1. Step 1: Write the proportion equation
   200,441.59 : 276,597.58 = 109,779.50 : x
2. Step 2: Convert to fraction form
   200,441.59/276,597.58 = 109,779.50/x
3. Step 3: Cross multiply
   200,441.59x = 276,597.58 × 109,779.50
4. Step 4: Simplify right side
   200,441.59x = 30,364,744,033.61
5. Step 5: Solve for x
   x = 30,364,744,033.61/200,441.59
6. Step 6: Final answer
   x = 151,489.24