Finding the Fourth Proportional to 107,259.90, 148,019.31 and 59,514.18

Step by Step Solution

1. Step 1: Write the proportion equation
   107,259.90 : 148,019.31 = 59,514.18 : x
2. Step 2: Convert to fraction form
   107,259.90/148,019.31 = 59,514.18/x
3. Step 3: Cross multiply
   107,259.90x = 148,019.31 × 59,514.18
4. Step 4: Simplify right side
   107,259.90x = 8,809,247,858.82
5. Step 5: Solve for x
   x = 8,809,247,858.82/107,259.90
6. Step 6: Final answer
   x = 82,129.93