Finding the Fourth Proportional to 2,152,910.22, 3,229,369.86 and 2,021,378.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152,910.22 : 3,229,369.86 = 2,021,378.58 : x
2. Step 2: Convert to fraction form
   2,152,910.22/3,229,369.86 = 2,021,378.58/x
3. Step 3: Cross multiply
   2,152,910.22x = 3,229,369.86 × 2,021,378.58
4. Step 4: Simplify right side
   2,152,910.22x = 6,527,779,061,901.60
5. Step 5: Solve for x
   x = 6,527,779,061,901.60/2,152,910.22
6. Step 6: Final answer
   x = 3,032,072.12