Finding the Fourth Proportional to 93,100.38, 139,672.43 and 30,770.88

Step by Step Solution

1. Step 1: Write the proportion equation
   93,100.38 : 139,672.43 = 30,770.88 : x
2. Step 2: Convert to fraction form
   93,100.38/139,672.43 = 30,770.88/x
3. Step 3: Cross multiply
   93,100.38x = 139,672.43 × 30,770.88
4. Step 4: Simplify right side
   93,100.38x = 4,297,843,582.84
5. Step 5: Solve for x
   x = 4,297,843,582.84/93,100.38
6. Step 6: Final answer
   x = 46,163.55