Finding the Fourth Proportional to 107,142.09, 147,863.52 and 59,399.88

Step by Step Solution

1. Step 1: Write the proportion equation
   107,142.09 : 147,863.52 = 59,399.88 : x
2. Step 2: Convert to fraction form
   107,142.09/147,863.52 = 59,399.88/x
3. Step 3: Cross multiply
   107,142.09x = 147,863.52 × 59,399.88
4. Step 4: Simplify right side
   107,142.09x = 8,783,075,344.38
5. Step 5: Solve for x
   x = 8,783,075,344.38/107,142.09
6. Step 6: Final answer
   x = 81,975.96