Finding the Fourth Proportional to 200,515.29, 276,711.17 and 109,870.52

Step by Step Solution

1. Step 1: Write the proportion equation
   200,515.29 : 276,711.17 = 109,870.52 : x
2. Step 2: Convert to fraction form
   200,515.29/276,711.17 = 109,870.52/x
3. Step 3: Cross multiply
   200,515.29x = 276,711.17 × 109,870.52
4. Step 4: Simplify right side
   200,515.29x = 30,402,400,137.71
5. Step 5: Solve for x
   x = 30,402,400,137.71/200,515.29
6. Step 6: Final answer
   x = 151,621.36