Finding the Fourth Proportional to 764,381.95, 1,146,710.82 and 314,857.46

Step by Step Solution

1. Step 1: Write the proportion equation
   764,381.95 : 1,146,710.82 = 314,857.46 : x
2. Step 2: Convert to fraction form
   764,381.95/1,146,710.82 = 314,857.46/x
3. Step 3: Cross multiply
   764,381.95x = 1,146,710.82 × 314,857.46
4. Step 4: Simplify right side
   764,381.95x = 361,050,456,139.72
5. Step 5: Solve for x
   x = 361,050,456,139.72/764,381.95
6. Step 6: Final answer
   x = 472,342.99