Finding the Fourth Proportional to 118,561.68, 177,912.72 and 43,734.42

Step by Step Solution

1. Step 1: Write the proportion equation
   118,561.68 : 177,912.72 = 43,734.42 : x
2. Step 2: Convert to fraction form
   118,561.68/177,912.72 = 43,734.42/x
3. Step 3: Cross multiply
   118,561.68x = 177,912.72 × 43,734.42
4. Step 4: Simplify right side
   118,561.68x = 7,780,909,619.82
5. Step 5: Solve for x
   x = 7,780,909,619.82/118,561.68
6. Step 6: Final answer
   x = 65,627.53