Finding the Fourth Proportional to 116,562,185.91, 160,854,983.73 and 63,638,891.91

Step by Step Solution

1. Step 1: Write the proportion equation
   116,562,185.91 : 160,854,983.73 = 63,638,891.91 : x
2. Step 2: Convert to fraction form
   116,562,185.91/160,854,983.73 = 63,638,891.91/x
3. Step 3: Cross multiply
   116,562,185.91x = 160,854,983.73 × 63,638,891.91
4. Step 4: Simplify right side
   116,562,185.91x = 10,236,632,922,778,278
5. Step 5: Solve for x
   x = 10,236,632,922,778,278/116,562,185.91
6. Step 6: Final answer
   x = 87,821,216.14