Finding the Fourth Proportional to 200,798, 277,101.24 and 111,374

Step by Step Solution

1. Step 1: Write the proportion equation
   200,798 : 277,101.24 = 111,374 : x
2. Step 2: Convert to fraction form
   200,798/277,101.24 = 111,374/x
3. Step 3: Cross multiply
   200,798x = 277,101.24 × 111,374
4. Step 4: Simplify right side
   200,798x = 30,861,873,503.76
5. Step 5: Solve for x
   x = 30,861,873,503.76/200,798
6. Step 6: Final answer
   x = 153,696.12