Finding the Fourth Proportional to 197,751.56, 272,916.72 and 112,881.38

Step by Step Solution

1. Step 1: Write the proportion equation
   197,751.56 : 272,916.72 = 112,881.38 : x
2. Step 2: Convert to fraction form
   197,751.56/272,916.72 = 112,881.38/x
3. Step 3: Cross multiply
   197,751.56x = 272,916.72 × 112,881.38
4. Step 4: Simplify right side
   197,751.56x = 30,807,215,978.67
5. Step 5: Solve for x
   x = 30,807,215,978.67/197,751.56
6. Step 6: Final answer
   x = 155,787.47