Finding the Fourth Proportional to 152,065.57, 209,849.25 and 84,085.51

Step by Step Solution

1. Step 1: Write the proportion equation
   152,065.57 : 209,849.25 = 84,085.51 : x
2. Step 2: Convert to fraction form
   152,065.57/209,849.25 = 84,085.51/x
3. Step 3: Cross multiply
   152,065.57x = 209,849.25 × 84,085.51
4. Step 4: Simplify right side
   152,065.57x = 17,645,281,209.37
5. Step 5: Solve for x
   x = 17,645,281,209.37/152,065.57
6. Step 6: Final answer
   x = 116,037.32