Finding the Fourth Proportional to 1,625,978.80, 2,437,983.24 and 727,253.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,625,978.80 : 2,437,983.24 = 727,253.02 : x
2. Step 2: Convert to fraction form
   1,625,978.80/2,437,983.24 = 727,253.02/x
3. Step 3: Cross multiply
   1,625,978.80x = 2,437,983.24 × 727,253.02
4. Step 4: Simplify right side
   1,625,978.80x = 1,773,030,673,999.39
5. Step 5: Solve for x
   x = 1,773,030,673,999.39/1,625,978.80
6. Step 6: Final answer
   x = 1,090,438.99