Finding the Fourth Proportional to 67,858.56, 93,643.09 and 37,643.74

Step by Step Solution

1. Step 1: Write the proportion equation
   67,858.56 : 93,643.09 = 37,643.74 : x
2. Step 2: Convert to fraction form
   67,858.56/93,643.09 = 37,643.74/x
3. Step 3: Cross multiply
   67,858.56x = 93,643.09 × 37,643.74
4. Step 4: Simplify right side
   67,858.56x = 3,525,075,804.54
5. Step 5: Solve for x
   x = 3,525,075,804.54/67,858.56
6. Step 6: Final answer
   x = 51,947.40