Finding the Fourth Proportional to 8,137,111.32, 12,254,394.24 and 7,410,697.92

Step by Step Solution

1. Step 1: Write the proportion equation
   8,137,111.32 : 12,254,394.24 = 7,410,697.92 : x
2. Step 2: Convert to fraction form
   8,137,111.32/12,254,394.24 = 7,410,697.92/x
3. Step 3: Cross multiply
   8,137,111.32x = 12,254,394.24 × 7,410,697.92
4. Step 4: Simplify right side
   8,137,111.32x = 90,813,613,905,227.98
5. Step 5: Solve for x
   x = 90,813,613,905,227.98/8,137,111.32
6. Step 6: Final answer
   x = 11,160,424.18