Finding the Fourth Proportional to 70,501, 105,754.38 and 17,911.84

Step by Step Solution

1. Step 1: Write the proportion equation
   70,501 : 105,754.38 = 17,911.84 : x
2. Step 2: Convert to fraction form
   70,501/105,754.38 = 17,911.84/x
3. Step 3: Cross multiply
   70,501x = 105,754.38 × 17,911.84
4. Step 4: Simplify right side
   70,501x = 1,894,255,533.86
5. Step 5: Solve for x
   x = 1,894,255,533.86/70,501
6. Step 6: Final answer
   x = 26,868.49