Finding the Fourth Proportional to 108,798.29, 163,085.15 and 45,655.08

Step by Step Solution

1. Step 1: Write the proportion equation
   108,798.29 : 163,085.15 = 45,655.08 : x
2. Step 2: Convert to fraction form
   108,798.29/163,085.15 = 45,655.08/x
3. Step 3: Cross multiply
   108,798.29x = 163,085.15 × 45,655.08
4. Step 4: Simplify right side
   108,798.29x = 7,445,665,570.06
5. Step 5: Solve for x
   x = 7,445,665,570.06/108,798.29
6. Step 6: Final answer
   x = 68,435.50