Finding the Fourth Proportional to 113,483.38, 156,528.84 and 103,371.34

Step by Step Solution

1. Step 1: Write the proportion equation
   113,483.38 : 156,528.84 = 103,371.34 : x
2. Step 2: Convert to fraction form
   113,483.38/156,528.84 = 103,371.34/x
3. Step 3: Cross multiply
   113,483.38x = 156,528.84 × 103,371.34
4. Step 4: Simplify right side
   113,483.38x = 16,180,595,939.45
5. Step 5: Solve for x
   x = 16,180,595,939.45/113,483.38
6. Step 6: Final answer
   x = 142,581.20