Finding the Fourth Proportional to 82,810.94, 124,244.75 and 35,406.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,810.94 : 124,244.75 = 35,406.50 : x
2. Step 2: Convert to fraction form
   82,810.94/124,244.75 = 35,406.50/x
3. Step 3: Cross multiply
   82,810.94x = 124,244.75 × 35,406.50
4. Step 4: Simplify right side
   82,810.94x = 4,399,071,208.17
5. Step 5: Solve for x
   x = 4,399,071,208.17/82,810.94
6. Step 6: Final answer
   x = 53,121.86