Finding the Fourth Proportional to 67,858.52, 93,634.56 and 38,784.80

Step by Step Solution

1. Step 1: Write the proportion equation
   67,858.52 : 93,634.56 = 38,784.80 : x
2. Step 2: Convert to fraction form
   67,858.52/93,634.56 = 38,784.80/x
3. Step 3: Cross multiply
   67,858.52x = 93,634.56 × 38,784.80
4. Step 4: Simplify right side
   67,858.52x = 3,631,597,682.69
5. Step 5: Solve for x
   x = 3,631,597,682.69/67,858.52
6. Step 6: Final answer
   x = 53,517.20