Finding the Fourth Proportional to 13,227,546.24, 19,836,217.98 and 5,139,457.02

Step by Step Solution

1. Step 1: Write the proportion equation
   13,227,546.24 : 19,836,217.98 = 5,139,457.02 : x
2. Step 2: Convert to fraction form
   13,227,546.24/19,836,217.98 = 5,139,457.02/x
3. Step 3: Cross multiply
   13,227,546.24x = 19,836,217.98 × 5,139,457.02
4. Step 4: Simplify right side
   13,227,546.24x = 101,947,389,747,561.22
5. Step 5: Solve for x
   x = 101,947,389,747,561.22/13,227,546.24
6. Step 6: Final answer
   x = 7,707,203.43