Finding the Fourth Proportional to 70,429.12, 97,192.24 and 42,141.52

Step by Step Solution

1. Step 1: Write the proportion equation
   70,429.12 : 97,192.24 = 42,141.52 : x
2. Step 2: Convert to fraction form
   70,429.12/97,192.24 = 42,141.52/x
3. Step 3: Cross multiply
   70,429.12x = 97,192.24 × 42,141.52
4. Step 4: Simplify right side
   70,429.12x = 4,095,828,725.80
5. Step 5: Solve for x
   x = 4,095,828,725.80/70,429.12
6. Step 6: Final answer
   x = 58,155.33