Finding the Fourth Proportional to 139,461, 192,452.49 and 79,030.14

Step by Step Solution

1. Step 1: Write the proportion equation
   139,461 : 192,452.49 = 79,030.14 : x
2. Step 2: Convert to fraction form
   139,461/192,452.49 = 79,030.14/x
3. Step 3: Cross multiply
   139,461x = 192,452.49 × 79,030.14
4. Step 4: Simplify right side
   139,461x = 15,209,547,228.05
5. Step 5: Solve for x
   x = 15,209,547,228.05/139,461
6. Step 6: Final answer
   x = 109,059.50