Finding the Fourth Proportional to 1,377,807.37, 1,901,405.82 and 765,936.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,377,807.37 : 1,901,405.82 = 765,936.61 : x
2. Step 2: Convert to fraction form
   1,377,807.37/1,901,405.82 = 765,936.61/x
3. Step 3: Cross multiply
   1,377,807.37x = 1,901,405.82 × 765,936.61
4. Step 4: Simplify right side
   1,377,807.37x = 1,456,356,328,005.07
5. Step 5: Solve for x
   x = 1,456,356,328,005.07/1,377,807.37
6. Step 6: Final answer
   x = 1,057,010.12