Finding the Fourth Proportional to 277,015.32, 382,044.69 and 191,111.33

Step by Step Solution

1. Step 1: Write the proportion equation
   277,015.32 : 382,044.69 = 191,111.33 : x
2. Step 2: Convert to fraction form
   277,015.32/382,044.69 = 191,111.33/x
3. Step 3: Cross multiply
   277,015.32x = 382,044.69 × 191,111.33
4. Step 4: Simplify right side
   277,015.32x = 73,013,066,915.11
5. Step 5: Solve for x
   x = 73,013,066,915.11/277,015.32
6. Step 6: Final answer
   x = 263,570.50