Finding the Fourth Proportional to 142,693.01, 196,916.22 and 79,030.76

Step by Step Solution

1. Step 1: Write the proportion equation
   142,693.01 : 196,916.22 = 79,030.76 : x
2. Step 2: Convert to fraction form
   142,693.01/196,916.22 = 79,030.76/x
3. Step 3: Cross multiply
   142,693.01x = 196,916.22 × 79,030.76
4. Step 4: Simplify right side
   142,693.01x = 15,562,438,573.15
5. Step 5: Solve for x
   x = 15,562,438,573.15/142,693.01
6. Step 6: Final answer
   x = 109,062.37