Finding the Fourth Proportional to 19,155,443.69, 26,434,505.37 and 10,453,616.32

Step by Step Solution

1. Step 1: Write the proportion equation
   19,155,443.69 : 26,434,505.37 = 10,453,616.32 : x
2. Step 2: Convert to fraction form
   19,155,443.69/26,434,505.37 = 10,453,616.32/x
3. Step 3: Cross multiply
   19,155,443.69x = 26,434,505.37 × 10,453,616.32
4. Step 4: Simplify right side
   19,155,443.69x = 276,336,176,746,959.66
5. Step 5: Solve for x
   x = 276,336,176,746,959.66/19,155,443.69
6. Step 6: Final answer
   x = 14,425,986.74