Finding the Fourth Proportional to 99,735.72, 149,478.82 and 49,829.82

Step by Step Solution

1. Step 1: Write the proportion equation
   99,735.72 : 149,478.82 = 49,829.82 : x
2. Step 2: Convert to fraction form
   99,735.72/149,478.82 = 49,829.82/x
3. Step 3: Cross multiply
   99,735.72x = 149,478.82 × 49,829.82
4. Step 4: Simplify right side
   99,735.72x = 7,448,502,694.41
5. Step 5: Solve for x
   x = 7,448,502,694.41/99,735.72
6. Step 6: Final answer
   x = 74,682.40