Finding the Fourth Proportional to 3,642.31, 5,026.21 and 2,070.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,642.31 : 5,026.21 = 2,070.37 : x
2. Step 2: Convert to fraction form
   3,642.31/5,026.21 = 2,070.37/x
3. Step 3: Cross multiply
   3,642.31x = 5,026.21 × 2,070.37
4. Step 4: Simplify right side
   3,642.31x = 10,406,114.40
5. Step 5: Solve for x
   x = 10,406,114.40/3,642.31
6. Step 6: Final answer
   x = 2,857.01