Finding the Fourth Proportional to 1,249,800, 1,873,648.56 and 1,012,554.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,249,800 : 1,873,648.56 = 1,012,554.24 : x
2. Step 2: Convert to fraction form
   1,249,800/1,873,648.56 = 1,012,554.24/x
3. Step 3: Cross multiply
   1,249,800x = 1,873,648.56 × 1,012,554.24
4. Step 4: Simplify right side
   1,249,800x = 1,897,170,793,697.89
5. Step 5: Solve for x
   x = 1,897,170,793,697.89/1,249,800
6. Step 6: Final answer
   x = 1,517,979.51