Finding the Fourth Proportional to 65,109.08, 89,852.30 and 36,819

Step by Step Solution

1. Step 1: Write the proportion equation
   65,109.08 : 89,852.30 = 36,819 : x
2. Step 2: Convert to fraction form
   65,109.08/89,852.30 = 36,819/x
3. Step 3: Cross multiply
   65,109.08x = 89,852.30 × 36,819
4. Step 4: Simplify right side
   65,109.08x = 3,308,271,833.70
5. Step 5: Solve for x
   x = 3,308,271,833.70/65,109.08
6. Step 6: Final answer
   x = 50,811.22