Finding the Fourth Proportional to 16,726,367.31, 25,086,558.06 and 10,643,028.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,726,367.31 : 25,086,558.06 = 10,643,028.54 : x
2. Step 2: Convert to fraction form
   16,726,367.31/25,086,558.06 = 10,643,028.54/x
3. Step 3: Cross multiply
   16,726,367.31x = 25,086,558.06 × 10,643,028.54
4. Step 4: Simplify right side
   16,726,367.31x = 266,996,953,402,947
5. Step 5: Solve for x
   x = 266,996,953,402,947/16,726,367.31
6. Step 6: Final answer
   x = 15,962,638.42