Finding the Fourth Proportional to 107,114.69, 159,714.38 and 104,172.05

Step by Step Solution

1. Step 1: Write the proportion equation
   107,114.69 : 159,714.38 = 104,172.05 : x
2. Step 2: Convert to fraction form
   107,114.69/159,714.38 = 104,172.05/x
3. Step 3: Cross multiply
   107,114.69x = 159,714.38 × 104,172.05
4. Step 4: Simplify right side
   107,114.69x = 16,637,773,059.65
5. Step 5: Solve for x
   x = 16,637,773,059.65/107,114.69
6. Step 6: Final answer
   x = 155,326.72