Finding the Fourth Proportional to 12,342,896.07, 18,517,300.20 and 5,150,428.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,342,896.07 : 18,517,300.20 = 5,150,428.98 : x
2. Step 2: Convert to fraction form
   12,342,896.07/18,517,300.20 = 5,150,428.98/x
3. Step 3: Cross multiply
   12,342,896.07x = 18,517,300.20 × 5,150,428.98
4. Step 4: Simplify right side
   12,342,896.07x = 95,372,039,581,439.80
5. Step 5: Solve for x
   x = 95,372,039,581,439.80/12,342,896.07
6. Step 6: Final answer
   x = 7,726,876.99