Finding the Fourth Proportional to 152,061.91, 209,860.77 and 84,084.08

Step by Step Solution

1. Step 1: Write the proportion equation
   152,061.91 : 209,860.77 = 84,084.08 : x
2. Step 2: Convert to fraction form
   152,061.91/209,860.77 = 84,084.08/x
3. Step 3: Cross multiply
   152,061.91x = 209,860.77 × 84,084.08
4. Step 4: Simplify right side
   152,061.91x = 17,645,949,039.55
5. Step 5: Solve for x
   x = 17,645,949,039.55/152,061.91
6. Step 6: Final answer
   x = 116,044.51