Finding the Fourth Proportional to 79,158.10, 118,700.24 and 45,887.68

Step by Step Solution

1. Step 1: Write the proportion equation
   79,158.10 : 118,700.24 = 45,887.68 : x
2. Step 2: Convert to fraction form
   79,158.10/118,700.24 = 45,887.68/x
3. Step 3: Cross multiply
   79,158.10x = 118,700.24 × 45,887.68
4. Step 4: Simplify right side
   79,158.10x = 5,446,878,629.04
5. Step 5: Solve for x
   x = 5,446,878,629.04/79,158.10
6. Step 6: Final answer
   x = 68,810.12