Finding the Fourth Proportional to 152,061.57, 209,843.73 and 84,081.51

Step by Step Solution

1. Step 1: Write the proportion equation
   152,061.57 : 209,843.73 = 84,081.51 : x
2. Step 2: Convert to fraction form
   152,061.57/209,843.73 = 84,081.51/x
3. Step 3: Cross multiply
   152,061.57x = 209,843.73 × 84,081.51
4. Step 4: Simplify right side
   152,061.57x = 17,643,977,682.43
5. Step 5: Solve for x
   x = 17,643,977,682.43/152,061.57
6. Step 6: Final answer
   x = 116,031.80