Finding the Fourth Proportional to 14,956,499.60, 22,441,747.80 and 7,776,141.20

Step by Step Solution

1. Step 1: Write the proportion equation
   14,956,499.60 : 22,441,747.80 = 7,776,141.20 : x
2. Step 2: Convert to fraction form
   14,956,499.60/22,441,747.80 = 7,776,141.20/x
3. Step 3: Cross multiply
   14,956,499.60x = 22,441,747.80 × 7,776,141.20
4. Step 4: Simplify right side
   14,956,499.60x = 174,510,199,667,589.38
5. Step 5: Solve for x
   x = 174,510,199,667,589.38/14,956,499.60
6. Step 6: Final answer
   x = 11,667,850.39