Finding the Fourth Proportional to 61,933.13, 85,468.17 and 33,638.83

Step by Step Solution

1. Step 1: Write the proportion equation
   61,933.13 : 85,468.17 = 33,638.83 : x
2. Step 2: Convert to fraction form
   61,933.13/85,468.17 = 33,638.83/x
3. Step 3: Cross multiply
   61,933.13x = 85,468.17 × 33,638.83
4. Step 4: Simplify right side
   61,933.13x = 2,875,049,241.04
5. Step 5: Solve for x
   x = 2,875,049,241.04/61,933.13
6. Step 6: Final answer
   x = 46,421.83