Finding the Fourth Proportional to 12,976,938.88, 19,466,515.56 and 3,392,302.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,976,938.88 : 19,466,515.56 = 3,392,302.04 : x
2. Step 2: Convert to fraction form
   12,976,938.88/19,466,515.56 = 3,392,302.04/x
3. Step 3: Cross multiply
   12,976,938.88x = 19,466,515.56 × 3,392,302.04
4. Step 4: Simplify right side
   12,976,938.88x = 66,036,300,445,879.74
5. Step 5: Solve for x
   x = 66,036,300,445,879.74/12,976,938.88
6. Step 6: Final answer
   x = 5,088,742.50