Finding the Fourth Proportional to 147,931.71, 204,145.79 and 79,948.46

Step by Step Solution

1. Step 1: Write the proportion equation
   147,931.71 : 204,145.79 = 79,948.46 : x
2. Step 2: Convert to fraction form
   147,931.71/204,145.79 = 79,948.46/x
3. Step 3: Cross multiply
   147,931.71x = 204,145.79 × 79,948.46
4. Step 4: Simplify right side
   147,931.71x = 16,321,140,105.51
5. Step 5: Solve for x
   x = 16,321,140,105.51/147,931.71
6. Step 6: Final answer
   x = 110,328.88