Finding the Fourth Proportional to 3,139,455, 4,709,884.50 and 1,144,911

Step by Step Solution

1. Step 1: Write the proportion equation
   3,139,455 : 4,709,884.50 = 1,144,911 : x
2. Step 2: Convert to fraction form
   3,139,455/4,709,884.50 = 1,144,911/x
3. Step 3: Cross multiply
   3,139,455x = 4,709,884.50 × 1,144,911
4. Step 4: Simplify right side
   3,139,455x = 5,392,398,572,779.50
5. Step 5: Solve for x
   x = 5,392,398,572,779.50/3,139,455
6. Step 6: Final answer
   x = 1,717,622.51