Finding the Fourth Proportional to 113,047.78, 154,968.61 and 112,002.34

Step by Step Solution

1. Step 1: Write the proportion equation
   113,047.78 : 154,968.61 = 112,002.34 : x
2. Step 2: Convert to fraction form
   113,047.78/154,968.61 = 112,002.34/x
3. Step 3: Cross multiply
   113,047.78x = 154,968.61 × 112,002.34
4. Step 4: Simplify right side
   113,047.78x = 17,356,846,386.54
5. Step 5: Solve for x
   x = 17,356,846,386.54/113,047.78
6. Step 6: Final answer
   x = 153,535.49