Finding the Fourth Proportional to 16,258,647.60, 24,387,981.92 and 4,129,020.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,258,647.60 : 24,387,981.92 = 4,129,020.72 : x
2. Step 2: Convert to fraction form
   16,258,647.60/24,387,981.92 = 4,129,020.72/x
3. Step 3: Cross multiply
   16,258,647.60x = 24,387,981.92 × 4,129,020.72
4. Step 4: Simplify right side
   16,258,647.60x = 100,698,482,666,665.39
5. Step 5: Solve for x
   x = 100,698,482,666,665.39/16,258,647.60
6. Step 6: Final answer
   x = 6,193,533.75