Finding the Fourth Proportional to 82,245.94, 123,360.61 and 55,761.98

Step by Step Solution

1. Step 1: Write the proportion equation
   82,245.94 : 123,360.61 = 55,761.98 : x
2. Step 2: Convert to fraction form
   82,245.94/123,360.61 = 55,761.98/x
3. Step 3: Cross multiply
   82,245.94x = 123,360.61 × 55,761.98
4. Step 4: Simplify right side
   82,245.94x = 6,878,831,867.61
5. Step 5: Solve for x
   x = 6,878,831,867.61/82,245.94
6. Step 6: Final answer
   x = 83,637.34