Finding the Fourth Proportional to 139,974.91, 193,189.32 and 97,016.76

Step by Step Solution

1. Step 1: Write the proportion equation
   139,974.91 : 193,189.32 = 97,016.76 : x
2. Step 2: Convert to fraction form
   139,974.91/193,189.32 = 97,016.76/x
3. Step 3: Cross multiply
   139,974.91x = 193,189.32 × 97,016.76
4. Step 4: Simplify right side
   139,974.91x = 18,742,601,893.00
5. Step 5: Solve for x
   x = 18,742,601,893.00/139,974.91
6. Step 6: Final answer
   x = 133,899.73