Finding the Fourth Proportional to 93,300.32, 139,946.23 and 30,123.36

Step by Step Solution

1. Step 1: Write the proportion equation
   93,300.32 : 139,946.23 = 30,123.36 : x
2. Step 2: Convert to fraction form
   93,300.32/139,946.23 = 30,123.36/x
3. Step 3: Cross multiply
   93,300.32x = 139,946.23 × 30,123.36
4. Step 4: Simplify right side
   93,300.32x = 4,215,650,704.59
5. Step 5: Solve for x
   x = 4,215,650,704.59/93,300.32
6. Step 6: Final answer
   x = 45,183.67