Finding the Fourth Proportional to 132,188.10, 182,421 and 71,759.31

Step by Step Solution

1. Step 1: Write the proportion equation
   132,188.10 : 182,421 = 71,759.31 : x
2. Step 2: Convert to fraction form
   132,188.10/182,421 = 71,759.31/x
3. Step 3: Cross multiply
   132,188.10x = 182,421 × 71,759.31
4. Step 4: Simplify right side
   132,188.10x = 13,090,405,089.51
5. Step 5: Solve for x
   x = 13,090,405,089.51/132,188.10
6. Step 6: Final answer
   x = 99,028.62