Finding the Fourth Proportional to 22,735,034.24, 31,374,380.94 and 12,945,486.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,735,034.24 : 31,374,380.94 = 12,945,486.42 : x
2. Step 2: Convert to fraction form
   22,735,034.24/31,374,380.94 = 12,945,486.42/x
3. Step 3: Cross multiply
   22,735,034.24x = 31,374,380.94 × 12,945,486.42
4. Step 4: Simplify right side
   22,735,034.24x = 406,156,622,346,131.25
5. Step 5: Solve for x
   x = 406,156,622,346,131.25/22,735,034.24
6. Step 6: Final answer
   x = 17,864,790.44