Finding the Fourth Proportional to 12,976,924.54, 19,466,493.98 and 3,392,287.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,976,924.54 : 19,466,493.98 = 3,392,287.69 : x
2. Step 2: Convert to fraction form
   12,976,924.54/19,466,493.98 = 3,392,287.69/x
3. Step 3: Cross multiply
   12,976,924.54x = 19,466,493.98 × 3,392,287.69
4. Step 4: Simplify right side
   12,976,924.54x = 66,035,947,830,185.44
5. Step 5: Solve for x
   x = 66,035,947,830,185.44/12,976,924.54
6. Step 6: Final answer
   x = 5,088,720.96