Finding the Fourth Proportional to 85,633,131.93, 128,420,910.12 and 31,034,286

Step by Step Solution

1. Step 1: Write the proportion equation
   85,633,131.93 : 128,420,910.12 = 31,034,286 : x
2. Step 2: Convert to fraction form
   85,633,131.93/128,420,910.12 = 31,034,286/x
3. Step 3: Cross multiply
   85,633,131.93x = 128,420,910.12 × 31,034,286
4. Step 4: Simplify right side
   85,633,131.93x = 3,985,451,253,044,374.50
5. Step 5: Solve for x
   x = 3,985,451,253,044,374.50/85,633,131.93
6. Step 6: Final answer
   x = 46,540,996.03