Finding the Fourth Proportional to 21,964,196.72, 30,300,339.36 and 13,819,925.36

Step by Step Solution

1. Step 1: Write the proportion equation
   21,964,196.72 : 30,300,339.36 = 13,819,925.36 : x
2. Step 2: Convert to fraction form
   21,964,196.72/30,300,339.36 = 13,819,925.36/x
3. Step 3: Cross multiply
   21,964,196.72x = 30,300,339.36 × 13,819,925.36
4. Step 4: Simplify right side
   21,964,196.72x = 418,748,428,337,870.12
5. Step 5: Solve for x
   x = 418,748,428,337,870.12/21,964,196.72
6. Step 6: Final answer
   x = 19,065,046.34