Finding the Fourth Proportional to 113,218.02, 169,827.30 and 30,112.02

Step by Step Solution

1. Step 1: Write the proportion equation
   113,218.02 : 169,827.30 = 30,112.02 : x
2. Step 2: Convert to fraction form
   113,218.02/169,827.30 = 30,112.02/x
3. Step 3: Cross multiply
   113,218.02x = 169,827.30 × 30,112.02
4. Step 4: Simplify right side
   113,218.02x = 5,113,843,054.15
5. Step 5: Solve for x
   x = 5,113,843,054.15/113,218.02
6. Step 6: Final answer
   x = 45,168.10