Finding the Fourth Proportional to 200,667.47, 276,910.49 and 114,609.53

Step by Step Solution

1. Step 1: Write the proportion equation
   200,667.47 : 276,910.49 = 114,609.53 : x
2. Step 2: Convert to fraction form
   200,667.47/276,910.49 = 114,609.53/x
3. Step 3: Cross multiply
   200,667.47x = 276,910.49 × 114,609.53
4. Step 4: Simplify right side
   200,667.47x = 31,736,582,089.77
5. Step 5: Solve for x
   x = 31,736,582,089.77/200,667.47
6. Step 6: Final answer
   x = 158,155.10