Finding the Fourth Proportional to 200,802.42, 277,113.33 and 111,376.50

Step by Step Solution

1. Step 1: Write the proportion equation
   200,802.42 : 277,113.33 = 111,376.50 : x
2. Step 2: Convert to fraction form
   200,802.42/277,113.33 = 111,376.50/x
3. Step 3: Cross multiply
   200,802.42x = 277,113.33 × 111,376.50
4. Step 4: Simplify right side
   200,802.42x = 30,863,912,798.75
5. Step 5: Solve for x
   x = 30,863,912,798.75/200,802.42
6. Step 6: Final answer
   x = 153,702.89