Finding the Fourth Proportional to 142,916.01, 196,729.10 and 123,526.10

Step by Step Solution

1. Step 1: Write the proportion equation
   142,916.01 : 196,729.10 = 123,526.10 : x
2. Step 2: Convert to fraction form
   142,916.01/196,729.10 = 123,526.10/x
3. Step 3: Cross multiply
   142,916.01x = 196,729.10 × 123,526.10
4. Step 4: Simplify right side
   142,916.01x = 24,301,176,878.23
5. Step 5: Solve for x
   x = 24,301,176,878.23/142,916.01
6. Step 6: Final answer
   x = 170,038.17