Finding the Fourth Proportional to 83,734.94, 115,456.56 and 62,477.30

Step by Step Solution

1. Step 1: Write the proportion equation
   83,734.94 : 115,456.56 = 62,477.30 : x
2. Step 2: Convert to fraction form
   83,734.94/115,456.56 = 62,477.30/x
3. Step 3: Cross multiply
   83,734.94x = 115,456.56 × 62,477.30
4. Step 4: Simplify right side
   83,734.94x = 7,213,414,136.09
5. Step 5: Solve for x
   x = 7,213,414,136.09/83,734.94
6. Step 6: Final answer
   x = 86,145.81