Finding the Fourth Proportional to 152,982.30, 211,108.71 and 85,004.04

Step by Step Solution

1. Step 1: Write the proportion equation
   152,982.30 : 211,108.71 = 85,004.04 : x
2. Step 2: Convert to fraction form
   152,982.30/211,108.71 = 85,004.04/x
3. Step 3: Cross multiply
   152,982.30x = 211,108.71 × 85,004.04
4. Step 4: Simplify right side
   152,982.30x = 17,945,093,229.19
5. Step 5: Solve for x
   x = 17,945,093,229.19/152,982.30
6. Step 6: Final answer
   x = 117,301.76