Finding the Fourth Proportional to 132,547.82, 182,910.51 and 72,118.70

Step by Step Solution

1. Step 1: Write the proportion equation
   132,547.82 : 182,910.51 = 72,118.70 : x
2. Step 2: Convert to fraction form
   132,547.82/182,910.51 = 72,118.70/x
3. Step 3: Cross multiply
   132,547.82x = 182,910.51 × 72,118.70
4. Step 4: Simplify right side
   132,547.82x = 13,191,268,654.81
5. Step 5: Solve for x
   x = 13,191,268,654.81/132,547.82
6. Step 6: Final answer
   x = 99,520.83