Finding the Fourth Proportional to 67,850.08, 94,061.98 and 64,250.78

Step by Step Solution

1. Step 1: Write the proportion equation
   67,850.08 : 94,061.98 = 64,250.78 : x
2. Step 2: Convert to fraction form
   67,850.08/94,061.98 = 64,250.78/x
3. Step 3: Cross multiply
   67,850.08x = 94,061.98 × 64,250.78
4. Step 4: Simplify right side
   67,850.08x = 6,043,555,583.34
5. Step 5: Solve for x
   x = 6,043,555,583.34/67,850.08
6. Step 6: Final answer
   x = 89,072.20