Finding the Fourth Proportional to 70,260.72, 96,954.50 and 38,428.56

Step by Step Solution

1. Step 1: Write the proportion equation
   70,260.72 : 96,954.50 = 38,428.56 : x
2. Step 2: Convert to fraction form
   70,260.72/96,954.50 = 38,428.56/x
3. Step 3: Cross multiply
   70,260.72x = 96,954.50 × 38,428.56
4. Step 4: Simplify right side
   70,260.72x = 3,725,821,820.52
5. Step 5: Solve for x
   x = 3,725,821,820.52/70,260.72
6. Step 6: Final answer
   x = 53,028.52