Finding the Fourth Proportional to 476,111.98, 713,665.87 and 156,180.31

Step by Step Solution

1. Step 1: Write the proportion equation
   476,111.98 : 713,665.87 = 156,180.31 : x
2. Step 2: Convert to fraction form
   476,111.98/713,665.87 = 156,180.31/x
3. Step 3: Cross multiply
   476,111.98x = 713,665.87 × 156,180.31
4. Step 4: Simplify right side
   476,111.98x = 111,460,554,638.40
5. Step 5: Solve for x
   x = 111,460,554,638.40/476,111.98
6. Step 6: Final answer
   x = 234,105.75