Finding the Fourth Proportional to 550,619.69, 825,754.56 and 374,260.01

Step by Step Solution

1. Step 1: Write the proportion equation
   550,619.69 : 825,754.56 = 374,260.01 : x
2. Step 2: Convert to fraction form
   550,619.69/825,754.56 = 374,260.01/x
3. Step 3: Cross multiply
   550,619.69x = 825,754.56 × 374,260.01
4. Step 4: Simplify right side
   550,619.69x = 309,046,905,754.37
5. Step 5: Solve for x
   x = 309,046,905,754.37/550,619.69
6. Step 6: Final answer
   x = 561,271.08