Finding the Fourth Proportional to 12,436,610.58, 17,154,672.89 and 8,562,405.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,436,610.58 : 17,154,672.89 = 8,562,405.69 : x
2. Step 2: Convert to fraction form
   12,436,610.58/17,154,672.89 = 8,562,405.69/x
3. Step 3: Cross multiply
   12,436,610.58x = 17,154,672.89 × 8,562,405.69
4. Step 4: Simplify right side
   12,436,610.58x = 146,885,268,720,612.72
5. Step 5: Solve for x
   x = 146,885,268,720,612.72/12,436,610.58
6. Step 6: Final answer
   x = 11,810,715.45