Finding the Fourth Proportional to 113,210.02, 169,815.30 and 30,104.02

Step by Step Solution

1. Step 1: Write the proportion equation
   113,210.02 : 169,815.30 = 30,104.02 : x
2. Step 2: Convert to fraction form
   113,210.02/169,815.30 = 30,104.02/x
3. Step 3: Cross multiply
   113,210.02x = 169,815.30 × 30,104.02
4. Step 4: Simplify right side
   113,210.02x = 5,112,123,187.51
5. Step 5: Solve for x
   x = 5,112,123,187.51/113,210.02
6. Step 6: Final answer
   x = 45,156.10