Finding the Fourth Proportional to 786,384.53, 1,179,564.94 and 353,796.50

Step by Step Solution

1. Step 1: Write the proportion equation
   786,384.53 : 1,179,564.94 = 353,796.50 : x
2. Step 2: Convert to fraction form
   786,384.53/1,179,564.94 = 353,796.50/x
3. Step 3: Cross multiply
   786,384.53x = 1,179,564.94 × 353,796.50
4. Step 4: Simplify right side
   786,384.53x = 417,325,941,396.89
5. Step 5: Solve for x
   x = 417,325,941,396.89/786,384.53
6. Step 6: Final answer
   x = 530,689.41