Finding the Fourth Proportional to 118,633.89, 177,966.50 and 43,806.63

Step by Step Solution

1. Step 1: Write the proportion equation
   118,633.89 : 177,966.50 = 43,806.63 : x
2. Step 2: Convert to fraction form
   118,633.89/177,966.50 = 43,806.63/x
3. Step 3: Cross multiply
   118,633.89x = 177,966.50 × 43,806.63
4. Step 4: Simplify right side
   118,633.89x = 7,796,112,398.86
5. Step 5: Solve for x
   x = 7,796,112,398.86/118,633.89
6. Step 6: Final answer
   x = 65,715.73