Finding the Fourth Proportional to 151,742.06, 209,404.05 and 83,759.05

Step by Step Solution

1. Step 1: Write the proportion equation
   151,742.06 : 209,404.05 = 83,759.05 : x
2. Step 2: Convert to fraction form
   151,742.06/209,404.05 = 83,759.05/x
3. Step 3: Cross multiply
   151,742.06x = 209,404.05 × 83,759.05
4. Step 4: Simplify right side
   151,742.06x = 17,539,483,770.64
5. Step 5: Solve for x
   x = 17,539,483,770.64/151,742.06
6. Step 6: Final answer
   x = 115,587.49