Finding the Fourth Proportional to 72,900.99, 100,603.37 and 41,069.88

Step by Step Solution

1. Step 1: Write the proportion equation
   72,900.99 : 100,603.37 = 41,069.88 : x
2. Step 2: Convert to fraction form
   72,900.99/100,603.37 = 41,069.88/x
3. Step 3: Cross multiply
   72,900.99x = 100,603.37 × 41,069.88
4. Step 4: Simplify right side
   72,900.99x = 4,131,768,436.17
5. Step 5: Solve for x
   x = 4,131,768,436.17/72,900.99
6. Step 6: Final answer
   x = 56,676.44