Finding the Fourth Proportional to 117,846.55, 162,627.93 and 64,131.55

Step by Step Solution

1. Step 1: Write the proportion equation
   117,846.55 : 162,627.93 = 64,131.55 : x
2. Step 2: Convert to fraction form
   117,846.55/162,627.93 = 64,131.55/x
3. Step 3: Cross multiply
   117,846.55x = 162,627.93 × 64,131.55
4. Step 4: Simplify right side
   117,846.55x = 10,429,581,224.19
5. Step 5: Solve for x
   x = 10,429,581,224.19/117,846.55
6. Step 6: Final answer
   x = 88,501.37