Finding the Fourth Proportional to 107,019.94, 147,675.18 and 61,697.56

Step by Step Solution

1. Step 1: Write the proportion equation
   107,019.94 : 147,675.18 = 61,697.56 : x
2. Step 2: Convert to fraction form
   107,019.94/147,675.18 = 61,697.56/x
3. Step 3: Cross multiply
   107,019.94x = 147,675.18 × 61,697.56
4. Step 4: Simplify right side
   107,019.94x = 9,111,198,278.56
5. Step 5: Solve for x
   x = 9,111,198,278.56/107,019.94
6. Step 6: Final answer
   x = 85,135.52