Finding the Fourth Proportional to 8,229,870.79, 12,346,539.61 and 3,112,187.39

Step by Step Solution

1. Step 1: Write the proportion equation
   8,229,870.79 : 12,346,539.61 = 3,112,187.39 : x
2. Step 2: Convert to fraction form
   8,229,870.79/12,346,539.61 = 3,112,187.39/x
3. Step 3: Cross multiply
   8,229,870.79x = 12,346,539.61 × 3,112,187.39
4. Step 4: Simplify right side
   8,229,870.79x = 38,424,744,915,243.87
5. Step 5: Solve for x
   x = 38,424,744,915,243.87/8,229,870.79
6. Step 6: Final answer
   x = 4,668,936.60