Finding the Fourth Proportional to 111,078.17, 153,284.06 and 63,346.88

Step by Step Solution

1. Step 1: Write the proportion equation
   111,078.17 : 153,284.06 = 63,346.88 : x
2. Step 2: Convert to fraction form
   111,078.17/153,284.06 = 63,346.88/x
3. Step 3: Cross multiply
   111,078.17x = 153,284.06 × 63,346.88
4. Step 4: Simplify right side
   111,078.17x = 9,710,066,638.00
5. Step 5: Solve for x
   x = 9,710,066,638.00/111,078.17
6. Step 6: Final answer
   x = 87,416.52