Finding the Fourth Proportional to 70,948.72, 105,797.16 and 67,460.40

Step by Step Solution

1. Step 1: Write the proportion equation
   70,948.72 : 105,797.16 = 67,460.40 : x
2. Step 2: Convert to fraction form
   70,948.72/105,797.16 = 67,460.40/x
3. Step 3: Cross multiply
   70,948.72x = 105,797.16 × 67,460.40
4. Step 4: Simplify right side
   70,948.72x = 7,137,118,732.46
5. Step 5: Solve for x
   x = 7,137,118,732.46/70,948.72
6. Step 6: Final answer
   x = 100,595.45