Finding the Fourth Proportional to 10,834,672.31, 16,257,595.97 and 5,077,990.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,834,672.31 : 16,257,595.97 = 5,077,990.77 : x
2. Step 2: Convert to fraction form
   10,834,672.31/16,257,595.97 = 5,077,990.77/x
3. Step 3: Cross multiply
   10,834,672.31x = 16,257,595.97 × 5,077,990.77
4. Step 4: Simplify right side
   10,834,672.31x = 82,555,922,290,744.17
5. Step 5: Solve for x
   x = 82,555,922,290,744.17/10,834,672.31
6. Step 6: Final answer
   x = 7,619,604.91