Finding the Fourth Proportional to 12,994,520.76, 19,510,942.50 and 7,248,481.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,994,520.76 : 19,510,942.50 = 7,248,481.56 : x
2. Step 2: Convert to fraction form
   12,994,520.76/19,510,942.50 = 7,248,481.56/x
3. Step 3: Cross multiply
   12,994,520.76x = 19,510,942.50 × 7,248,481.56
4. Step 4: Simplify right side
   12,994,520.76x = 141,424,706,929,470.28
5. Step 5: Solve for x
   x = 141,424,706,929,470.28/12,994,520.76
6. Step 6: Final answer
   x = 10,883,410.75