Finding the Fourth Proportional to 201,384.32, 277,905.83 and 109,501.61

Step by Step Solution

1. Step 1: Write the proportion equation
   201,384.32 : 277,905.83 = 109,501.61 : x
2. Step 2: Convert to fraction form
   201,384.32/277,905.83 = 109,501.61/x
3. Step 3: Cross multiply
   201,384.32x = 277,905.83 × 109,501.61
4. Step 4: Simplify right side
   201,384.32x = 30,431,133,876.35
5. Step 5: Solve for x
   x = 30,431,133,876.35/201,384.32
6. Step 6: Final answer
   x = 151,109.75