Finding the Fourth Proportional to 16,881,471.38, 25,281,744.83 and 8,662,484.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,881,471.38 : 25,281,744.83 = 8,662,484.81 : x
2. Step 2: Convert to fraction form
   16,881,471.38/25,281,744.83 = 8,662,484.81/x
3. Step 3: Cross multiply
   16,881,471.38x = 25,281,744.83 × 8,662,484.81
4. Step 4: Simplify right side
   16,881,471.38x = 219,002,730,390,449.88
5. Step 5: Solve for x
   x = 219,002,730,390,449.88/16,881,471.38
6. Step 6: Final answer
   x = 12,972,964.59