Finding the Fourth Proportional to 200,482.50, 276,665.85 and 111,058.50

Step by Step Solution

1. Step 1: Write the proportion equation
   200,482.50 : 276,665.85 = 111,058.50 : x
2. Step 2: Convert to fraction form
   200,482.50/276,665.85 = 111,058.50/x
3. Step 3: Cross multiply
   200,482.50x = 276,665.85 × 111,058.50
4. Step 4: Simplify right side
   200,482.50x = 30,726,094,302.23
5. Step 5: Solve for x
   x = 30,726,094,302.23/200,482.50
6. Step 6: Final answer
   x = 153,260.73