Finding the Fourth Proportional to 1,672,923.78, 2,506,017.69 and 773,126.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672,923.78 : 2,506,017.69 = 773,126.37 : x
2. Step 2: Convert to fraction form
   1,672,923.78/2,506,017.69 = 773,126.37/x
3. Step 3: Cross multiply
   1,672,923.78x = 2,506,017.69 × 773,126.37
4. Step 4: Simplify right side
   1,672,923.78x = 1,937,468,359,825.49
5. Step 5: Solve for x
   x = 1,937,468,359,825.49/1,672,923.78
6. Step 6: Final answer
   x = 1,158,133.07