Finding the Fourth Proportional to 31,858,521.97, 47,768,562.25 and 12,163,934.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,858,521.97 : 47,768,562.25 = 12,163,934.82 : x
2. Step 2: Convert to fraction form
   31,858,521.97/47,768,562.25 = 12,163,934.82/x
3. Step 3: Cross multiply
   31,858,521.97x = 47,768,562.25 × 12,163,934.82
4. Step 4: Simplify right side
   31,858,521.97x = 581,053,677,654,112.50
5. Step 5: Solve for x
   x = 581,053,677,654,112.50/31,858,521.97
6. Step 6: Final answer
   x = 18,238,563.55