Finding the Fourth Proportional to 779,096.82, 1,075,171.72 and 488,720.62

Step by Step Solution

1. Step 1: Write the proportion equation
   779,096.82 : 1,075,171.72 = 488,720.62 : x
2. Step 2: Convert to fraction form
   779,096.82/1,075,171.72 = 488,720.62/x
3. Step 3: Cross multiply
   779,096.82x = 1,075,171.72 × 488,720.62
4. Step 4: Simplify right side
   779,096.82x = 525,458,593,308.71
5. Step 5: Solve for x
   x = 525,458,593,308.71/779,096.82
6. Step 6: Final answer
   x = 674,445.82