Finding the Fourth Proportional to 456,774,216.18, 684,599,571.42 and 180,147,759.54

Step by Step Solution

1. Step 1: Write the proportion equation
   456,774,216.18 : 684,599,571.42 = 180,147,759.54 : x
2. Step 2: Convert to fraction form
   456,774,216.18/684,599,571.42 = 180,147,759.54/x
3. Step 3: Cross multiply
   456,774,216.18x = 684,599,571.42 × 180,147,759.54
4. Step 4: Simplify right side
   456,774,216.18x = 123,329,078,973,357,200
5. Step 5: Solve for x
   x = 123,329,078,973,357,200/456,774,216.18
6. Step 6: Final answer
   x = 270,000,088.89