Finding the Fourth Proportional to 104,185, 156,303.42 and 30,313

Step by Step Solution

1. Step 1: Write the proportion equation
   104,185 : 156,303.42 = 30,313 : x
2. Step 2: Convert to fraction form
   104,185/156,303.42 = 30,313/x
3. Step 3: Cross multiply
   104,185x = 156,303.42 × 30,313
4. Step 4: Simplify right side
   104,185x = 4,738,025,570.46
5. Step 5: Solve for x
   x = 4,738,025,570.46/104,185
6. Step 6: Final answer
   x = 45,477.04