Finding the Fourth Proportional to 341,874.72, 471,787.10 and 190,971.72

Step by Step Solution

1. Step 1: Write the proportion equation
   341,874.72 : 471,787.10 = 190,971.72 : x
2. Step 2: Convert to fraction form
   341,874.72/471,787.10 = 190,971.72/x
3. Step 3: Cross multiply
   341,874.72x = 471,787.10 × 190,971.72
4. Step 4: Simplify right side
   341,874.72x = 90,097,993,005.95
5. Step 5: Solve for x
   x = 90,097,993,005.95/341,874.72
6. Step 6: Final answer
   x = 263,540.96