Finding the Fourth Proportional to 70,505.73, 105,786.29 and 31,035.17

Step by Step Solution

1. Step 1: Write the proportion equation
   70,505.73 : 105,786.29 = 31,035.17 : x
2. Step 2: Convert to fraction form
   70,505.73/105,786.29 = 31,035.17/x
3. Step 3: Cross multiply
   70,505.73x = 105,786.29 × 31,035.17
4. Step 4: Simplify right side
   70,505.73x = 3,283,095,493.82
5. Step 5: Solve for x
   x = 3,283,095,493.82/70,505.73
6. Step 6: Final answer
   x = 46,564.95