Finding the Fourth Proportional to 107,288.82, 148,024.35 and 61,960.82

Step by Step Solution

1. Step 1: Write the proportion equation
   107,288.82 : 148,024.35 = 61,960.82 : x
2. Step 2: Convert to fraction form
   107,288.82/148,024.35 = 61,960.82/x
3. Step 3: Cross multiply
   107,288.82x = 148,024.35 × 61,960.82
4. Step 4: Simplify right side
   107,288.82x = 9,171,710,105.97
5. Step 5: Solve for x
   x = 9,171,710,105.97/107,288.82
6. Step 6: Final answer
   x = 85,486.17