Finding the Fourth Proportional to 1,409,945.42, 1,945,672.71 and 765,351.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,409,945.42 : 1,945,672.71 = 765,351.47 : x
2. Step 2: Convert to fraction form
   1,409,945.42/1,945,672.71 = 765,351.47/x
3. Step 3: Cross multiply
   1,409,945.42x = 1,945,672.71 × 765,351.47
4. Step 4: Simplify right side
   1,409,945.42x = 1,489,123,468,737.38
5. Step 5: Solve for x
   x = 1,489,123,468,737.38/1,409,945.42
6. Step 6: Final answer
   x = 1,056,156.82