Finding the Fourth Proportional to 152,083.98, 228,155.94 and 52,219.89

Step by Step Solution

1. Step 1: Write the proportion equation
   152,083.98 : 228,155.94 = 52,219.89 : x
2. Step 2: Convert to fraction form
   152,083.98/228,155.94 = 52,219.89/x
3. Step 3: Cross multiply
   152,083.98x = 228,155.94 × 52,219.89
4. Step 4: Simplify right side
   152,083.98x = 11,914,278,089.65
5. Step 5: Solve for x
   x = 11,914,278,089.65/152,083.98
6. Step 6: Final answer
   x = 78,340.13