Finding the Fourth Proportional to 23,486.69, 32,411.59 and 12,877.00

Step by Step Solution

1. Step 1: Write the proportion equation
   23,486.69 : 32,411.59 = 12,877.00 : x
2. Step 2: Convert to fraction form
   23,486.69/32,411.59 = 12,877.00/x
3. Step 3: Cross multiply
   23,486.69x = 32,411.59 × 12,877.00
4. Step 4: Simplify right side
   23,486.69x = 417,363,817.99
5. Step 5: Solve for x
   x = 417,363,817.99/23,486.69
6. Step 6: Final answer
   x = 17,770.23