Finding the Fourth Proportional to 11,921,454.81, 17,882,346.38 and 3,401,788.77

Step by Step Solution

1. Step 1: Write the proportion equation
   11,921,454.81 : 17,882,346.38 = 3,401,788.77 : x
2. Step 2: Convert to fraction form
   11,921,454.81/17,882,346.38 = 3,401,788.77/x
3. Step 3: Cross multiply
   11,921,454.81x = 17,882,346.38 × 3,401,788.77
4. Step 4: Simplify right side
   11,921,454.81x = 60,831,965,079,725.21
5. Step 5: Solve for x
   x = 60,831,965,079,725.21/11,921,454.81
6. Step 6: Final answer
   x = 5,102,730.00