Finding the Fourth Proportional to 214,109.10, 320,922.96 and 101,697.30

Step by Step Solution

1. Step 1: Write the proportion equation
   214,109.10 : 320,922.96 = 101,697.30 : x
2. Step 2: Convert to fraction form
   214,109.10/320,922.96 = 101,697.30/x
3. Step 3: Cross multiply
   214,109.10x = 320,922.96 × 101,697.30
4. Step 4: Simplify right side
   214,109.10x = 32,636,998,540.01
5. Step 5: Solve for x
   x = 32,636,998,540.01/214,109.10
6. Step 6: Final answer
   x = 152,431.63