Finding the Fourth Proportional to 61,940.96, 85,478.88 and 33,646.88

Step by Step Solution

1. Step 1: Write the proportion equation
   61,940.96 : 85,478.88 = 33,646.88 : x
2. Step 2: Convert to fraction form
   61,940.96/85,478.88 = 33,646.88/x
3. Step 3: Cross multiply
   61,940.96x = 85,478.88 × 33,646.88
4. Step 4: Simplify right side
   61,940.96x = 2,876,097,617.89
5. Step 5: Solve for x
   x = 2,876,097,617.89/61,940.96
6. Step 6: Final answer
   x = 46,432.89