Finding the Fourth Proportional to 1,672,892.88, 2,507,928.56 and 725,550

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672,892.88 : 2,507,928.56 = 725,550 : x
2. Step 2: Convert to fraction form
   1,672,892.88/2,507,928.56 = 725,550/x
3. Step 3: Cross multiply
   1,672,892.88x = 2,507,928.56 × 725,550
4. Step 4: Simplify right side
   1,672,892.88x = 1,819,627,566,708
5. Step 5: Solve for x
   x = 1,819,627,566,708/1,672,892.88
6. Step 6: Final answer
   x = 1,087,713.14