Finding the Fourth Proportional to 70,192.83, 96,870.78 and 39,573.48

Step by Step Solution

1. Step 1: Write the proportion equation
   70,192.83 : 96,870.78 = 39,573.48 : x
2. Step 2: Convert to fraction form
   70,192.83/96,870.78 = 39,573.48/x
3. Step 3: Cross multiply
   70,192.83x = 96,870.78 × 39,573.48
4. Step 4: Simplify right side
   70,192.83x = 3,833,513,874.91
5. Step 5: Solve for x
   x = 3,833,513,874.91/70,192.83
6. Step 6: Final answer
   x = 54,614.04