Finding the Fourth Proportional to 107,168.16, 147,900.42 and 59,430.81

Step by Step Solution

1. Step 1: Write the proportion equation
   107,168.16 : 147,900.42 = 59,430.81 : x
2. Step 2: Convert to fraction form
   107,168.16/147,900.42 = 59,430.81/x
3. Step 3: Cross multiply
   107,168.16x = 147,900.42 × 59,430.81
4. Step 4: Simplify right side
   107,168.16x = 8,789,841,759.94
5. Step 5: Solve for x
   x = 8,789,841,759.94/107,168.16
6. Step 6: Final answer
   x = 82,019.15