Finding the Fourth Proportional to 526,040.16, 789,176.88 and 152,034.72

Step by Step Solution

1. Step 1: Write the proportion equation
   526,040.16 : 789,176.88 = 152,034.72 : x
2. Step 2: Convert to fraction form
   526,040.16/789,176.88 = 152,034.72/x
3. Step 3: Cross multiply
   526,040.16x = 789,176.88 × 152,034.72
4. Step 4: Simplify right side
   526,040.16x = 119,982,285,981.27
5. Step 5: Solve for x
   x = 119,982,285,981.27/526,040.16
6. Step 6: Final answer
   x = 228,085.79