Finding the Fourth Proportional to 2,175,150.57, 3,000,498.71 and 2,021,199.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175,150.57 : 3,000,498.71 = 2,021,199.21 : x
2. Step 2: Convert to fraction form
   2,175,150.57/3,000,498.71 = 2,021,199.21/x
3. Step 3: Cross multiply
   2,175,150.57x = 3,000,498.71 × 2,021,199.21
4. Step 4: Simplify right side
   2,175,150.57x = 6,064,605,612,152.02
5. Step 5: Solve for x
   x = 6,064,605,612,152.02/2,175,150.57
6. Step 6: Final answer
   x = 2,788,131.40