Finding the Fourth Proportional to 67,542, 93,213.72 and 37,739.76

Step by Step Solution

1. Step 1: Write the proportion equation
   67,542 : 93,213.72 = 37,739.76 : x
2. Step 2: Convert to fraction form
   67,542/93,213.72 = 37,739.76/x
3. Step 3: Cross multiply
   67,542x = 93,213.72 × 37,739.76
4. Step 4: Simplify right side
   67,542x = 3,517,863,421.51
5. Step 5: Solve for x
   x = 3,517,863,421.51/67,542
6. Step 6: Final answer
   x = 52,084.09