Finding the Fourth Proportional to 152,019, 209,799.18 and 84,963.96

Step by Step Solution

1. Step 1: Write the proportion equation
   152,019 : 209,799.18 = 84,963.96 : x
2. Step 2: Convert to fraction form
   152,019/209,799.18 = 84,963.96/x
3. Step 3: Cross multiply
   152,019x = 209,799.18 × 84,963.96
4. Step 4: Simplify right side
   152,019x = 17,825,369,137.55
5. Step 5: Solve for x
   x = 17,825,369,137.55/152,019
6. Step 6: Final answer
   x = 117,257.51