Finding the Fourth Proportional to 67,903.21, 93,706.32 and 37,688.89

Step by Step Solution

1. Step 1: Write the proportion equation
   67,903.21 : 93,706.32 = 37,688.89 : x
2. Step 2: Convert to fraction form
   67,903.21/93,706.32 = 37,688.89/x
3. Step 3: Cross multiply
   67,903.21x = 93,706.32 × 37,688.89
4. Step 4: Simplify right side
   67,903.21x = 3,531,687,186.78
5. Step 5: Solve for x
   x = 3,531,687,186.78/67,903.21
6. Step 6: Final answer
   x = 52,010.61