Finding the Fourth Proportional to 13,016,234.79, 19,507,348.17 and 7,258,738.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,016,234.79 : 19,507,348.17 = 7,258,738.59 : x
2. Step 2: Convert to fraction form
   13,016,234.79/19,507,348.17 = 7,258,738.59/x
3. Step 3: Cross multiply
   13,016,234.79x = 19,507,348.17 × 7,258,738.59
4. Step 4: Simplify right side
   13,016,234.79x = 141,598,740,950,144.88
5. Step 5: Solve for x
   x = 141,598,740,950,144.88/13,016,234.79
6. Step 6: Final answer
   x = 10,878,625.29