Finding the Fourth Proportional to 1,272,507.47, 1,756,093.82 and 699,562.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,272,507.47 : 1,756,093.82 = 699,562.07 : x
2. Step 2: Convert to fraction form
   1,272,507.47/1,756,093.82 = 699,562.07/x
3. Step 3: Cross multiply
   1,272,507.47x = 1,756,093.82 × 699,562.07
4. Step 4: Simplify right side
   1,272,507.47x = 1,228,496,627,833.41
5. Step 5: Solve for x
   x = 1,228,496,627,833.41/1,272,507.47
6. Step 6: Final answer
   x = 965,414.08