Finding the Fourth Proportional to 2,622,402.16, 3,926,909.13 and 2,090,698.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622,402.16 : 3,926,909.13 = 2,090,698.72 : x
2. Step 2: Convert to fraction form
   2,622,402.16/3,926,909.13 = 2,090,698.72/x
3. Step 3: Cross multiply
   2,622,402.16x = 3,926,909.13 × 2,090,698.72
4. Step 4: Simplify right side
   2,622,402.16x = 8,209,983,891,647.31
5. Step 5: Solve for x
   x = 8,209,983,891,647.31/2,622,402.16
6. Step 6: Final answer
   x = 3,130,711.23