Finding the Fourth Proportional to 67,980.68, 93,828.35 and 37,776.39

Step by Step Solution

1. Step 1: Write the proportion equation
   67,980.68 : 93,828.35 = 37,776.39 : x
2. Step 2: Convert to fraction form
   67,980.68/93,828.35 = 37,776.39/x
3. Step 3: Cross multiply
   67,980.68x = 93,828.35 × 37,776.39
4. Step 4: Simplify right side
   67,980.68x = 3,544,496,506.78
5. Step 5: Solve for x
   x = 3,544,496,506.78/67,980.68
6. Step 6: Final answer
   x = 52,139.76