Finding the Fourth Proportional to 151,501.02, 209,078.55 and 84,433.50

Step by Step Solution

1. Step 1: Write the proportion equation
   151,501.02 : 209,078.55 = 84,433.50 : x
2. Step 2: Convert to fraction form
   151,501.02/209,078.55 = 84,433.50/x
3. Step 3: Cross multiply
   151,501.02x = 209,078.55 × 84,433.50
4. Step 4: Simplify right side
   151,501.02x = 17,653,233,751.43
5. Step 5: Solve for x
   x = 17,653,233,751.43/151,501.02
6. Step 6: Final answer
   x = 116,522.21