Finding the Fourth Proportional to 111,399.63, 153,739.98 and 63,002.52

Step by Step Solution

1. Step 1: Write the proportion equation
   111,399.63 : 153,739.98 = 63,002.52 : x
2. Step 2: Convert to fraction form
   111,399.63/153,739.98 = 63,002.52/x
3. Step 3: Cross multiply
   111,399.63x = 153,739.98 × 63,002.52
4. Step 4: Simplify right side
   111,399.63x = 9,686,005,253.02
5. Step 5: Solve for x
   x = 9,686,005,253.02/111,399.63
6. Step 6: Final answer
   x = 86,948.27