Finding the Fourth Proportional to 111,199.72, 153,453.72 and 63,451.84

Step by Step Solution

1. Step 1: Write the proportion equation
   111,199.72 : 153,453.72 = 63,451.84 : x
2. Step 2: Convert to fraction form
   111,199.72/153,453.72 = 63,451.84/x
3. Step 3: Cross multiply
   111,199.72x = 153,453.72 × 63,451.84
4. Step 4: Simplify right side
   111,199.72x = 9,736,920,888.84
5. Step 5: Solve for x
   x = 9,736,920,888.84/111,199.72
6. Step 6: Final answer
   x = 87,562.46