Finding the Fourth Proportional to 196,931.46, 271,775.61 and 112,060.74

Step by Step Solution

1. Step 1: Write the proportion equation
   196,931.46 : 271,775.61 = 112,060.74 : x
2. Step 2: Convert to fraction form
   196,931.46/271,775.61 = 112,060.74/x
3. Step 3: Cross multiply
   196,931.46x = 271,775.61 × 112,060.74
4. Step 4: Simplify right side
   196,931.46x = 30,455,375,970.55
5. Step 5: Solve for x
   x = 30,455,375,970.55/196,931.46
6. Step 6: Final answer
   x = 154,649.62