Finding the Fourth Proportional to 70,844.54, 97,736.12 and 42,158.45

Step by Step Solution

1. Step 1: Write the proportion equation
   70,844.54 : 97,736.12 = 42,158.45 : x
2. Step 2: Convert to fraction form
   70,844.54/97,736.12 = 42,158.45/x
3. Step 3: Cross multiply
   70,844.54x = 97,736.12 × 42,158.45
4. Step 4: Simplify right side
   70,844.54x = 4,120,403,328.21
5. Step 5: Solve for x
   x = 4,120,403,328.21/70,844.54
6. Step 6: Final answer
   x = 58,161.20