Finding the Fourth Proportional to 200,485.50, 276,669.98 and 109,844.91

Step by Step Solution

1. Step 1: Write the proportion equation
   200,485.50 : 276,669.98 = 109,844.91 : x
2. Step 2: Convert to fraction form
   200,485.50/276,669.98 = 109,844.91/x
3. Step 3: Cross multiply
   200,485.50x = 276,669.98 × 109,844.91
4. Step 4: Simplify right side
   200,485.50x = 30,390,788,915.50
5. Step 5: Solve for x
   x = 30,390,788,915.50/200,485.50
6. Step 6: Final answer
   x = 151,585.97