Finding the Fourth Proportional to 141,209.82, 194,820.82 and 90,252.37

Step by Step Solution

1. Step 1: Write the proportion equation
   141,209.82 : 194,820.82 = 90,252.37 : x
2. Step 2: Convert to fraction form
   141,209.82/194,820.82 = 90,252.37/x
3. Step 3: Cross multiply
   141,209.82x = 194,820.82 × 90,252.37
4. Step 4: Simplify right side
   141,209.82x = 17,583,040,730.34
5. Step 5: Solve for x
   x = 17,583,040,730.34/141,209.82
6. Step 6: Final answer
   x = 124,517.12