Finding the Fourth Proportional to 152,081.98, 209,874.49 and 84,103.53

Step by Step Solution

1. Step 1: Write the proportion equation
   152,081.98 : 209,874.49 = 84,103.53 : x
2. Step 2: Convert to fraction form
   152,081.98/209,874.49 = 84,103.53/x
3. Step 3: Cross multiply
   152,081.98x = 209,874.49 × 84,103.53
4. Step 4: Simplify right side
   152,081.98x = 17,651,184,416.58
5. Step 5: Solve for x
   x = 17,651,184,416.58/152,081.98
6. Step 6: Final answer
   x = 116,063.62