Finding the Fourth Proportional to 152,055, 209,835.86 and 83,144.64

Step by Step Solution

1. Step 1: Write the proportion equation
   152,055 : 209,835.86 = 83,144.64 : x
2. Step 2: Convert to fraction form
   152,055/209,835.86 = 83,144.64/x
3. Step 3: Cross multiply
   152,055x = 209,835.86 × 83,144.64
4. Step 4: Simplify right side
   152,055x = 17,446,726,623.07
5. Step 5: Solve for x
   x = 17,446,726,623.07/152,055
6. Step 6: Final answer
   x = 114,739.58