Finding the Fourth Proportional to 199,251.83, 274,812.00 and 127,638.52

Step by Step Solution

1. Step 1: Write the proportion equation
   199,251.83 : 274,812.00 = 127,638.52 : x
2. Step 2: Convert to fraction form
   199,251.83/274,812.00 = 127,638.52/x
3. Step 3: Cross multiply
   199,251.83x = 274,812.00 × 127,638.52
4. Step 4: Simplify right side
   199,251.83x = 35,076,595,792.57
5. Step 5: Solve for x
   x = 35,076,595,792.57/199,251.83
6. Step 6: Final answer
   x = 176,041.52