Finding the Fourth Proportional to 196,779.96, 271,554.96 and 111,897

Step by Step Solution

1. Step 1: Write the proportion equation
   196,779.96 : 271,554.96 = 111,897 : x
2. Step 2: Convert to fraction form
   196,779.96/271,554.96 = 111,897/x
3. Step 3: Cross multiply
   196,779.96x = 271,554.96 × 111,897
4. Step 4: Simplify right side
   196,779.96x = 30,386,185,359.12
5. Step 5: Solve for x
   x = 30,386,185,359.12/196,779.96
6. Step 6: Final answer
   x = 154,417.07