Finding the Fourth Proportional to 149,091.30, 223,896.15 and 79,107.30

Step by Step Solution

1. Step 1: Write the proportion equation
   149,091.30 : 223,896.15 = 79,107.30 : x
2. Step 2: Convert to fraction form
   149,091.30/223,896.15 = 79,107.30/x
3. Step 3: Cross multiply
   149,091.30x = 223,896.15 × 79,107.30
4. Step 4: Simplify right side
   149,091.30x = 17,711,819,906.90
5. Step 5: Solve for x
   x = 17,711,819,906.90/149,091.30
6. Step 6: Final answer
   x = 118,798.48