Finding the Fourth Proportional to 105,887.15, 146,131.94 and 70,014.95

Step by Step Solution

1. Step 1: Write the proportion equation
   105,887.15 : 146,131.94 = 70,014.95 : x
2. Step 2: Convert to fraction form
   105,887.15/146,131.94 = 70,014.95/x
3. Step 3: Cross multiply
   105,887.15x = 146,131.94 × 70,014.95
4. Step 4: Simplify right side
   105,887.15x = 10,231,420,472.50
5. Step 5: Solve for x
   x = 10,231,420,472.50/105,887.15
6. Step 6: Final answer
   x = 96,625.70