Finding the Fourth Proportional to 141,669.18, 212,272.83 and 82,554.66

Step by Step Solution

1. Step 1: Write the proportion equation
   141,669.18 : 212,272.83 = 82,554.66 : x
2. Step 2: Convert to fraction form
   141,669.18/212,272.83 = 82,554.66/x
3. Step 3: Cross multiply
   141,669.18x = 212,272.83 × 82,554.66
4. Step 4: Simplify right side
   141,669.18x = 17,524,111,307.89
5. Step 5: Solve for x
   x = 17,524,111,307.89/141,669.18
6. Step 6: Final answer
   x = 123,697.41