Finding the Fourth Proportional to 117,778.25, 162,464.72 and 74,101.34

Step by Step Solution

1. Step 1: Write the proportion equation
   117,778.25 : 162,464.72 = 74,101.34 : x
2. Step 2: Convert to fraction form
   117,778.25/162,464.72 = 74,101.34/x
3. Step 3: Cross multiply
   117,778.25x = 162,464.72 × 74,101.34
4. Step 4: Simplify right side
   117,778.25x = 12,038,852,271.89
5. Step 5: Solve for x
   x = 12,038,852,271.89/117,778.25
6. Step 6: Final answer
   x = 102,216.26