Finding the Fourth Proportional to 82,719.83, 124,101.62 and 43,266.35

Step by Step Solution

1. Step 1: Write the proportion equation
   82,719.83 : 124,101.62 = 43,266.35 : x
2. Step 2: Convert to fraction form
   82,719.83/124,101.62 = 43,266.35/x
3. Step 3: Cross multiply
   82,719.83x = 124,101.62 × 43,266.35
4. Step 4: Simplify right side
   82,719.83x = 5,369,424,382.66
5. Step 5: Solve for x
   x = 5,369,424,382.66/82,719.83
6. Step 6: Final answer
   x = 64,910.97