Finding the Fourth Proportional to 146,008.29, 201,491.42 and 78,940.29

Step by Step Solution

1. Step 1: Write the proportion equation
   146,008.29 : 201,491.42 = 78,940.29 : x
2. Step 2: Convert to fraction form
   146,008.29/201,491.42 = 78,940.29/x
3. Step 3: Cross multiply
   146,008.29x = 201,491.42 × 78,940.29
4. Step 4: Simplify right side
   146,008.29x = 15,905,791,127.31
5. Step 5: Solve for x
   x = 15,905,791,127.31/146,008.29
6. Step 6: Final answer
   x = 108,937.59