Finding the Fourth Proportional to 134,561.50, 185,694.87 and 74,949.34

Step by Step Solution

1. Step 1: Write the proportion equation
   134,561.50 : 185,694.87 = 74,949.34 : x
2. Step 2: Convert to fraction form
   134,561.50/185,694.87 = 74,949.34/x
3. Step 3: Cross multiply
   134,561.50x = 185,694.87 × 74,949.34
4. Step 4: Simplify right side
   134,561.50x = 13,917,707,947.89
5. Step 5: Solve for x
   x = 13,917,707,947.89/134,561.50
6. Step 6: Final answer
   x = 103,430.09