Finding the Fourth Proportional to 110,697.30, 152,768.70 and 83,797.20

Step by Step Solution

1. Step 1: Write the proportion equation
   110,697.30 : 152,768.70 = 83,797.20 : x
2. Step 2: Convert to fraction form
   110,697.30/152,768.70 = 83,797.20/x
3. Step 3: Cross multiply
   110,697.30x = 152,768.70 × 83,797.20
4. Step 4: Simplify right side
   110,697.30x = 12,801,589,307.64
5. Step 5: Solve for x
   x = 12,801,589,307.64/110,697.30
6. Step 6: Final answer
   x = 115,645.00