Finding the Fourth Proportional to 208,050.63, 287,111.94 and 112,559.37

Step by Step Solution

1. Step 1: Write the proportion equation
   208,050.63 : 287,111.94 = 112,559.37 : x
2. Step 2: Convert to fraction form
   208,050.63/287,111.94 = 112,559.37/x
3. Step 3: Cross multiply
   208,050.63x = 287,111.94 × 112,559.37
4. Step 4: Simplify right side
   208,050.63x = 32,317,139,085.88
5. Step 5: Solve for x
   x = 32,317,139,085.88/208,050.63
6. Step 6: Final answer
   x = 155,333.05