Finding the Fourth Proportional to 111,410.16, 153,746.27 and 63,663.39

Step by Step Solution

1. Step 1: Write the proportion equation
   111,410.16 : 153,746.27 = 63,663.39 : x
2. Step 2: Convert to fraction form
   111,410.16/153,746.27 = 63,663.39/x
3. Step 3: Cross multiply
   111,410.16x = 153,746.27 × 63,663.39
4. Step 4: Simplify right side
   111,410.16x = 9,788,008,748.06
5. Step 5: Solve for x
   x = 9,788,008,748.06/111,410.16
6. Step 6: Final answer
   x = 87,855.62