Finding the Fourth Proportional to 113,663.72, 170,498.82 and 34,776.20

Step by Step Solution

1. Step 1: Write the proportion equation
   113,663.72 : 170,498.82 = 34,776.20 : x
2. Step 2: Convert to fraction form
   113,663.72/170,498.82 = 34,776.20/x
3. Step 3: Cross multiply
   113,663.72x = 170,498.82 × 34,776.20
4. Step 4: Simplify right side
   113,663.72x = 5,929,301,064.08
5. Step 5: Solve for x
   x = 5,929,301,064.08/113,663.72
6. Step 6: Final answer
   x = 52,165.29