Finding the Fourth Proportional to 116,326.72, 174,145.62 and 71,810.34

Step by Step Solution

1. Step 1: Write the proportion equation
   116,326.72 : 174,145.62 = 71,810.34 : x
2. Step 2: Convert to fraction form
   116,326.72/174,145.62 = 71,810.34/x
3. Step 3: Cross multiply
   116,326.72x = 174,145.62 × 71,810.34
4. Step 4: Simplify right side
   116,326.72x = 12,505,456,181.71
5. Step 5: Solve for x
   x = 12,505,456,181.71/116,326.72
6. Step 6: Final answer
   x = 107,502.87