Finding the Fourth Proportional to 2,638,598.88, 3,641,273.47 and 1,431,374.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,638,598.88 : 3,641,273.47 = 1,431,374.88 : x
2. Step 2: Convert to fraction form
   2,638,598.88/3,641,273.47 = 1,431,374.88/x
3. Step 3: Cross multiply
   2,638,598.88x = 3,641,273.47 × 1,431,374.88
4. Step 4: Simplify right side
   2,638,598.88x = 5,212,027,376,168.43
5. Step 5: Solve for x
   x = 5,212,027,376,168.43/2,638,598.88
6. Step 6: Final answer
   x = 1,975,301.14