Finding the Fourth Proportional to 148,259.75, 204,597.59 and 80,275.31

Step by Step Solution

1. Step 1: Write the proportion equation
   148,259.75 : 204,597.59 = 80,275.31 : x
2. Step 2: Convert to fraction form
   148,259.75/204,597.59 = 80,275.31/x
3. Step 3: Cross multiply
   148,259.75x = 204,597.59 × 80,275.31
4. Step 4: Simplify right side
   148,259.75x = 16,424,134,962.50
5. Step 5: Solve for x
   x = 16,424,134,962.50/148,259.75
6. Step 6: Final answer
   x = 110,779.46