Finding the Fourth Proportional to 9,378,700.41, 12,942,606.56 and 5,086,348.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,378,700.41 : 12,942,606.56 = 5,086,348.41 : x
2. Step 2: Convert to fraction form
   9,378,700.41/12,942,606.56 = 5,086,348.41/x
3. Step 3: Cross multiply
   9,378,700.41x = 12,942,606.56 × 5,086,348.41
4. Step 4: Simplify right side
   9,378,700.41x = 65,830,606,297,711.57
5. Step 5: Solve for x
   x = 65,830,606,297,711.57/9,378,700.41
6. Step 6: Final answer
   x = 7,019,160.80