Finding the Fourth Proportional to 19,240,465.89, 26,551,514.91 and 10,419,845.59

Step by Step Solution

1. Step 1: Write the proportion equation
   19,240,465.89 : 26,551,514.91 = 10,419,845.59 : x
2. Step 2: Convert to fraction form
   19,240,465.89/26,551,514.91 = 10,419,845.59/x
3. Step 3: Cross multiply
   19,240,465.89x = 26,551,514.91 × 10,419,845.59
4. Step 4: Simplify right side
   19,240,465.89x = 276,662,685,536,897.72
5. Step 5: Solve for x
   x = 276,662,685,536,897.72/19,240,465.89
6. Step 6: Final answer
   x = 14,379,209.27