Finding the Fourth Proportional to 39,691,286.42, 59,450,127.50 and 28,141,744.82

Step by Step Solution

1. Step 1: Write the proportion equation
   39,691,286.42 : 59,450,127.50 = 28,141,744.82 : x
2. Step 2: Convert to fraction form
   39,691,286.42/59,450,127.50 = 28,141,744.82/x
3. Step 3: Cross multiply
   39,691,286.42x = 59,450,127.50 × 28,141,744.82
4. Step 4: Simplify right side
   39,691,286.42x = 1,673,030,317,621,464.50
5. Step 5: Solve for x
   x = 1,673,030,317,621,464.50/39,691,286.42
6. Step 6: Final answer
   x = 42,151,073.16