Finding the Fourth Proportional to 117,743.76, 162,487.53 and 64,029.94

Step by Step Solution

1. Step 1: Write the proportion equation
   117,743.76 : 162,487.53 = 64,029.94 : x
2. Step 2: Convert to fraction form
   117,743.76/162,487.53 = 64,029.94/x
3. Step 3: Cross multiply
   117,743.76x = 162,487.53 × 64,029.94
4. Step 4: Simplify right side
   117,743.76x = 10,404,066,390.43
5. Step 5: Solve for x
   x = 10,404,066,390.43/117,743.76
6. Step 6: Final answer
   x = 88,361.93