Finding the Fourth Proportional to 115,621, 159,556.98 and 62,629

Step by Step Solution

1. Step 1: Write the proportion equation
   115,621 : 159,556.98 = 62,629 : x
2. Step 2: Convert to fraction form
   115,621/159,556.98 = 62,629/x
3. Step 3: Cross multiply
   115,621x = 159,556.98 × 62,629
4. Step 4: Simplify right side
   115,621x = 9,992,894,100.42
5. Step 5: Solve for x
   x = 9,992,894,100.42/115,621
6. Step 6: Final answer
   x = 86,428.02