Finding the Fourth Proportional to 79,036.67, 118,554.72 and 28,435.59

Step by Step Solution

1. Step 1: Write the proportion equation
   79,036.67 : 118,554.72 = 28,435.59 : x
2. Step 2: Convert to fraction form
   79,036.67/118,554.72 = 28,435.59/x
3. Step 3: Cross multiply
   79,036.67x = 118,554.72 × 28,435.59
4. Step 4: Simplify right side
   79,036.67x = 3,371,173,410.48
5. Step 5: Solve for x
   x = 3,371,173,410.48/79,036.67
6. Step 6: Final answer
   x = 42,653.28