Finding the Fourth Proportional to 187,263, 280,931.56 and 60,895.10

Step by Step Solution

1. Step 1: Write the proportion equation
   187,263 : 280,931.56 = 60,895.10 : x
2. Step 2: Convert to fraction form
   187,263/280,931.56 = 60,895.10/x
3. Step 3: Cross multiply
   187,263x = 280,931.56 × 60,895.10
4. Step 4: Simplify right side
   187,263x = 17,107,355,989.45
5. Step 5: Solve for x
   x = 17,107,355,989.45/187,263
6. Step 6: Final answer
   x = 91,354.70