Finding the Fourth Proportional to 57,584,810.56, 86,377,379.72 and 16,647,582.28

Step by Step Solution

1. Step 1: Write the proportion equation
   57,584,810.56 : 86,377,379.72 = 16,647,582.28 : x
2. Step 2: Convert to fraction form
   57,584,810.56/86,377,379.72 = 16,647,582.28/x
3. Step 3: Cross multiply
   57,584,810.56x = 86,377,379.72 × 16,647,582.28
4. Step 4: Simplify right side
   57,584,810.56x = 1,437,974,536,019,503.25
5. Step 5: Solve for x
   x = 1,437,974,536,019,503.25/57,584,810.56
6. Step 6: Final answer
   x = 24,971,420.80