Finding the Fourth Proportional to 141,410.31, 195,141.22 and 77,747.61

Step by Step Solution

1. Step 1: Write the proportion equation
   141,410.31 : 195,141.22 = 77,747.61 : x
2. Step 2: Convert to fraction form
   141,410.31/195,141.22 = 77,747.61/x
3. Step 3: Cross multiply
   141,410.31x = 195,141.22 × 77,747.61
4. Step 4: Simplify right side
   141,410.31x = 15,171,763,467.48
5. Step 5: Solve for x
   x = 15,171,763,467.48/141,410.31
6. Step 6: Final answer
   x = 107,288.95