Finding the Fourth Proportional to 31,303,917.98, 43,162,529.91 and 28,982,315.42

Step by Step Solution

1. Step 1: Write the proportion equation
   31,303,917.98 : 43,162,529.91 = 28,982,315.42 : x
2. Step 2: Convert to fraction form
   31,303,917.98/43,162,529.91 = 28,982,315.42/x
3. Step 3: Cross multiply
   31,303,917.98x = 43,162,529.91 × 28,982,315.42
4. Step 4: Simplify right side
   31,303,917.98x = 1,250,950,056,176,804.25
5. Step 5: Solve for x
   x = 1,250,950,056,176,804.25/31,303,917.98
6. Step 6: Final answer
   x = 39,961,453.29