Finding the Fourth Proportional to 108,429.98, 149,633.50 and 60,694.70

Step by Step Solution

1. Step 1: Write the proportion equation
   108,429.98 : 149,633.50 = 60,694.70 : x
2. Step 2: Convert to fraction form
   108,429.98/149,633.50 = 60,694.70/x
3. Step 3: Cross multiply
   108,429.98x = 149,633.50 × 60,694.70
4. Step 4: Simplify right side
   108,429.98x = 9,081,960,392.45
5. Step 5: Solve for x
   x = 9,081,960,392.45/108,429.98
6. Step 6: Final answer
   x = 83,758.76