Finding the Fourth Proportional to 69,306.03, 103,971.86 and 21,933.05

Step by Step Solution

1. Step 1: Write the proportion equation
   69,306.03 : 103,971.86 = 21,933.05 : x
2. Step 2: Convert to fraction form
   69,306.03/103,971.86 = 21,933.05/x
3. Step 3: Cross multiply
   69,306.03x = 103,971.86 × 21,933.05
4. Step 4: Simplify right side
   69,306.03x = 2,280,419,374.45
5. Step 5: Solve for x
   x = 2,280,419,374.45/69,306.03
6. Step 6: Final answer
   x = 32,903.62