Finding the Fourth Proportional to 117,746.83, 162,421.24 and 74,069.74

Step by Step Solution

1. Step 1: Write the proportion equation
   117,746.83 : 162,421.24 = 74,069.74 : x
2. Step 2: Convert to fraction form
   117,746.83/162,421.24 = 74,069.74/x
3. Step 3: Cross multiply
   117,746.83x = 162,421.24 × 74,069.74
4. Step 4: Simplify right side
   117,746.83x = 12,030,499,069.85
5. Step 5: Solve for x
   x = 12,030,499,069.85/117,746.83
6. Step 6: Final answer
   x = 102,172.60