Finding the Fourth Proportional to 11,947,565.42, 17,921,310.69 and 2,972,117.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,947,565.42 : 17,921,310.69 = 2,972,117.42 : x
2. Step 2: Convert to fraction form
   11,947,565.42/17,921,310.69 = 2,972,117.42/x
3. Step 3: Cross multiply
   11,947,565.42x = 17,921,310.69 × 2,972,117.42
4. Step 4: Simplify right side
   11,947,565.42x = 53,264,239,690,981.22
5. Step 5: Solve for x
   x = 53,264,239,690,981.22/11,947,565.42
6. Step 6: Final answer
   x = 4,458,166.82