Finding the Fourth Proportional to 113,158.47, 169,738.08 and 42,096.69

Step by Step Solution

1. Step 1: Write the proportion equation
   113,158.47 : 169,738.08 = 42,096.69 : x
2. Step 2: Convert to fraction form
   113,158.47/169,738.08 = 42,096.69/x
3. Step 3: Cross multiply
   113,158.47x = 169,738.08 × 42,096.69
4. Step 4: Simplify right side
   113,158.47x = 7,145,411,334.96
5. Step 5: Solve for x
   x = 7,145,411,334.96/113,158.47
6. Step 6: Final answer
   x = 63,145.17