Finding the Fourth Proportional to 201,667.76, 302,688.56 and 101,898.08

Step by Step Solution

1. Step 1: Write the proportion equation
   201,667.76 : 302,688.56 = 101,898.08 : x
2. Step 2: Convert to fraction form
   201,667.76/302,688.56 = 101,898.08/x
3. Step 3: Cross multiply
   201,667.76x = 302,688.56 × 101,898.08
4. Step 4: Simplify right side
   201,667.76x = 30,843,384,680.97
5. Step 5: Solve for x
   x = 30,843,384,680.97/201,667.76
6. Step 6: Final answer
   x = 152,941.58