Finding the Fourth Proportional to 152,107.46, 209,906.42 and 84,123.19

Step by Step Solution

1. Step 1: Write the proportion equation
   152,107.46 : 209,906.42 = 84,123.19 : x
2. Step 2: Convert to fraction form
   152,107.46/209,906.42 = 84,123.19/x
3. Step 3: Cross multiply
   152,107.46x = 209,906.42 × 84,123.19
4. Step 4: Simplify right side
   152,107.46x = 17,657,997,651.88
5. Step 5: Solve for x
   x = 17,657,997,651.88/152,107.46
6. Step 6: Final answer
   x = 116,088.97