Finding the Fourth Proportional to 117,518.50, 162,175.53 and 64,526.50

Step by Step Solution

1. Step 1: Write the proportion equation
   117,518.50 : 162,175.53 = 64,526.50 : x
2. Step 2: Convert to fraction form
   117,518.50/162,175.53 = 64,526.50/x
3. Step 3: Cross multiply
   117,518.50x = 162,175.53 × 64,526.50
4. Step 4: Simplify right side
   117,518.50x = 10,464,619,336.55
5. Step 5: Solve for x
   x = 10,464,619,336.55/117,518.50
6. Step 6: Final answer
   x = 89,046.57