Finding the Fourth Proportional to 93,298.07, 139,974.38 and 30,116.72

Step by Step Solution

1. Step 1: Write the proportion equation
   93,298.07 : 139,974.38 = 30,116.72 : x
2. Step 2: Convert to fraction form
   93,298.07/139,974.38 = 30,116.72/x
3. Step 3: Cross multiply
   93,298.07x = 139,974.38 × 30,116.72
4. Step 4: Simplify right side
   93,298.07x = 4,215,569,209.63
5. Step 5: Solve for x
   x = 4,215,569,209.63/93,298.07
6. Step 6: Final answer
   x = 45,183.88