Finding the Fourth Proportional to 116,104,714.84, 160,188,429.85 and 65,860,658.86

Step by Step Solution

1. Step 1: Write the proportion equation
   116,104,714.84 : 160,188,429.85 = 65,860,658.86 : x
2. Step 2: Convert to fraction form
   116,104,714.84/160,188,429.85 = 65,860,658.86/x
3. Step 3: Cross multiply
   116,104,714.84x = 160,188,429.85 × 65,860,658.86
4. Step 4: Simplify right side
   116,104,714.84x = 10,550,115,531,669,890
5. Step 5: Solve for x
   x = 10,550,115,531,669,890/116,104,714.84
6. Step 6: Final answer
   x = 90,867,244.68