Finding the Fourth Proportional to 86,105,118.98, 118,825,991.61 and 46,946,576.18

Step by Step Solution

1. Step 1: Write the proportion equation
   86,105,118.98 : 118,825,991.61 = 46,946,576.18 : x
2. Step 2: Convert to fraction form
   86,105,118.98/118,825,991.61 = 46,946,576.18/x
3. Step 3: Cross multiply
   86,105,118.98x = 118,825,991.61 × 46,946,576.18
4. Step 4: Simplify right side
   86,105,118.98x = 5,578,473,467,282,906
5. Step 5: Solve for x
   x = 5,578,473,467,282,906/86,105,118.98
6. Step 6: Final answer
   x = 64,786,780.78