Finding the Fourth Proportional to 13,350,524.27, 18,424,085.78 and 7,550,173.40

Step by Step Solution

1. Step 1: Write the proportion equation
   13,350,524.27 : 18,424,085.78 = 7,550,173.40 : x
2. Step 2: Convert to fraction form
   13,350,524.27/18,424,085.78 = 7,550,173.40/x
3. Step 3: Cross multiply
   13,350,524.27x = 18,424,085.78 × 7,550,173.40
4. Step 4: Simplify right side
   13,350,524.27x = 139,105,042,302,229.23
5. Step 5: Solve for x
   x = 139,105,042,302,229.23/13,350,524.27
6. Step 6: Final answer
   x = 10,419,444.18