Finding the Fourth Proportional to 2,419.38, 3,623.36 and 2,070.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,419.38 : 3,623.36 = 2,070.72 : x
2. Step 2: Convert to fraction form
   2,419.38/3,623.36 = 2,070.72/x
3. Step 3: Cross multiply
   2,419.38x = 3,623.36 × 2,070.72
4. Step 4: Simplify right side
   2,419.38x = 7,502,953.67
5. Step 5: Solve for x
   x = 7,502,953.67/2,419.38
6. Step 6: Final answer
   x = 3,101.19