Finding the Fourth Proportional to 85,404.17, 117,848.79 and 49,587.18

Step by Step Solution

1. Step 1: Write the proportion equation
   85,404.17 : 117,848.79 = 49,587.18 : x
2. Step 2: Convert to fraction form
   85,404.17/117,848.79 = 49,587.18/x
3. Step 3: Cross multiply
   85,404.17x = 117,848.79 × 49,587.18
4. Step 4: Simplify right side
   85,404.17x = 5,843,789,162.51
5. Step 5: Solve for x
   x = 5,843,789,162.51/85,404.17
6. Step 6: Final answer
   x = 68,425.10