Finding the Fourth Proportional to 152,015.99, 209,778.98 and 84,035.83

Step by Step Solution

1. Step 1: Write the proportion equation
   152,015.99 : 209,778.98 = 84,035.83 : x
2. Step 2: Convert to fraction form
   152,015.99/209,778.98 = 84,035.83/x
3. Step 3: Cross multiply
   152,015.99x = 209,778.98 × 84,035.83
4. Step 4: Simplify right side
   152,015.99x = 17,628,949,756.23
5. Step 5: Solve for x
   x = 17,628,949,756.23/152,015.99
6. Step 6: Final answer
   x = 115,967.73