Finding the Fourth Proportional to 12,670,236.47, 17,499,360.53 and 8,588,769.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,670,236.47 : 17,499,360.53 = 8,588,769.59 : x
2. Step 2: Convert to fraction form
   12,670,236.47/17,499,360.53 = 8,588,769.59/x
3. Step 3: Cross multiply
   12,670,236.47x = 17,499,360.53 × 8,588,769.59
4. Step 4: Simplify right side
   12,670,236.47x = 150,297,975,531,900.09
5. Step 5: Solve for x
   x = 150,297,975,531,900.09/12,670,236.47
6. Step 6: Final answer
   x = 11,862,286.54