Finding the Fourth Proportional to 3,425,814.72, 5,139,473.76 and 1,404,072

Step by Step Solution

1. Step 1: Write the proportion equation
   3,425,814.72 : 5,139,473.76 = 1,404,072 : x
2. Step 2: Convert to fraction form
   3,425,814.72/5,139,473.76 = 1,404,072/x
3. Step 3: Cross multiply
   3,425,814.72x = 5,139,473.76 × 1,404,072
4. Step 4: Simplify right side
   3,425,814.72x = 7,216,191,201,150.72
5. Step 5: Solve for x
   x = 7,216,191,201,150.72/3,425,814.72
6. Step 6: Final answer
   x = 2,106,416.08