Finding the Fourth Proportional to 12,298,046.96, 18,434,724.62 and 4,205,485.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,298,046.96 : 18,434,724.62 = 4,205,485.59 : x
2. Step 2: Convert to fraction form
   12,298,046.96/18,434,724.62 = 4,205,485.59/x
3. Step 3: Cross multiply
   12,298,046.96x = 18,434,724.62 × 4,205,485.59
4. Step 4: Simplify right side
   12,298,046.96x = 77,526,968,724,000.78
5. Step 5: Solve for x
   x = 77,526,968,724,000.78/12,298,046.96
6. Step 6: Final answer
   x = 6,304,006.56