Finding the Fourth Proportional to 146,681.51, 202,403.72 and 82,141.77

Step by Step Solution

1. Step 1: Write the proportion equation
   146,681.51 : 202,403.72 = 82,141.77 : x
2. Step 2: Convert to fraction form
   146,681.51/202,403.72 = 82,141.77/x
3. Step 3: Cross multiply
   146,681.51x = 202,403.72 × 82,141.77
4. Step 4: Simplify right side
   146,681.51x = 16,625,799,261.72
5. Step 5: Solve for x
   x = 16,625,799,261.72/146,681.51
6. Step 6: Final answer
   x = 113,346.25