Finding the Fourth Proportional to 93,308.45, 139,989.98 and 30,127.37

Step by Step Solution

1. Step 1: Write the proportion equation
   93,308.45 : 139,989.98 = 30,127.37 : x
2. Step 2: Convert to fraction form
   93,308.45/139,989.98 = 30,127.37/x
3. Step 3: Cross multiply
   93,308.45x = 139,989.98 × 30,127.37
4. Step 4: Simplify right side
   93,308.45x = 4,217,529,299.12
5. Step 5: Solve for x
   x = 4,217,529,299.12/93,308.45
6. Step 6: Final answer
   x = 45,199.87