Finding the Fourth Proportional to 776,703.42, 1,164,665.49 and 452,596.50

Step by Step Solution

1. Step 1: Write the proportion equation
   776,703.42 : 1,164,665.49 = 452,596.50 : x
2. Step 2: Convert to fraction form
   776,703.42/1,164,665.49 = 452,596.50/x
3. Step 3: Cross multiply
   776,703.42x = 1,164,665.49 × 452,596.50
4. Step 4: Simplify right side
   776,703.42x = 527,123,524,444.79
5. Step 5: Solve for x
   x = 527,123,524,444.79/776,703.42
6. Step 6: Final answer
   x = 678,667.70