Finding the Fourth Proportional to 67,759.47, 93,505.55 and 39,080.34

Step by Step Solution

1. Step 1: Write the proportion equation
   67,759.47 : 93,505.55 = 39,080.34 : x
2. Step 2: Convert to fraction form
   67,759.47/93,505.55 = 39,080.34/x
3. Step 3: Cross multiply
   67,759.47x = 93,505.55 × 39,080.34
4. Step 4: Simplify right side
   67,759.47x = 3,654,228,685.89
5. Step 5: Solve for x
   x = 3,654,228,685.89/67,759.47
6. Step 6: Final answer
   x = 53,929.42