Finding the Fourth Proportional to 2,506,315.64, 3,756,256.14 and 1,139,090.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,506,315.64 : 3,756,256.14 = 1,139,090.72 : x
2. Step 2: Convert to fraction form
   2,506,315.64/3,756,256.14 = 1,139,090.72/x
3. Step 3: Cross multiply
   2,506,315.64x = 3,756,256.14 × 1,139,090.72
4. Step 4: Simplify right side
   2,506,315.64x = 4,278,716,511,017.02
5. Step 5: Solve for x
   x = 4,278,716,511,017.02/2,506,315.64
6. Step 6: Final answer
   x = 1,707,173.85