Finding the Fourth Proportional to 70,362.51, 105,570.82 and 42,301.94

Step by Step Solution

1. Step 1: Write the proportion equation
   70,362.51 : 105,570.82 = 42,301.94 : x
2. Step 2: Convert to fraction form
   70,362.51/105,570.82 = 42,301.94/x
3. Step 3: Cross multiply
   70,362.51x = 105,570.82 × 42,301.94
4. Step 4: Simplify right side
   70,362.51x = 4,465,849,859.78
5. Step 5: Solve for x
   x = 4,465,849,859.78/70,362.51
6. Step 6: Final answer
   x = 63,469.17