Finding the Fourth Proportional to 2,113,693.25, 3,171,111.89 and 1,507,247.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,113,693.25 : 3,171,111.89 = 1,507,247.69 : x
2. Step 2: Convert to fraction form
   2,113,693.25/3,171,111.89 = 1,507,247.69/x
3. Step 3: Cross multiply
   2,113,693.25x = 3,171,111.89 × 1,507,247.69
4. Step 4: Simplify right side
   2,113,693.25x = 4,779,651,047,542.24
5. Step 5: Solve for x
   x = 4,779,651,047,542.24/2,113,693.25
6. Step 6: Final answer
   x = 2,261,279.43