Finding the Fourth Proportional to 201,145.59, 277,585.56 and 110,507.18

Step by Step Solution

1. Step 1: Write the proportion equation
   201,145.59 : 277,585.56 = 110,507.18 : x
2. Step 2: Convert to fraction form
   201,145.59/277,585.56 = 110,507.18/x
3. Step 3: Cross multiply
   201,145.59x = 277,585.56 × 110,507.18
4. Step 4: Simplify right side
   201,145.59x = 30,675,196,056.39
5. Step 5: Solve for x
   x = 30,675,196,056.39/201,145.59
6. Step 6: Final answer
   x = 152,502.45