Finding the Fourth Proportional to 67,810.50, 93,578.63 and 38,002.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,810.50 : 93,578.63 = 38,002.50 : x
2. Step 2: Convert to fraction form
   67,810.50/93,578.63 = 38,002.50/x
3. Step 3: Cross multiply
   67,810.50x = 93,578.63 × 38,002.50
4. Step 4: Simplify right side
   67,810.50x = 3,556,221,696.56
5. Step 5: Solve for x
   x = 3,556,221,696.56/67,810.50
6. Step 6: Final answer
   x = 52,443.53