Finding the Fourth Proportional to 107,889.72, 148,888.52 and 60,146.12

Step by Step Solution

1. Step 1: Write the proportion equation
   107,889.72 : 148,888.52 = 60,146.12 : x
2. Step 2: Convert to fraction form
   107,889.72/148,888.52 = 60,146.12/x
3. Step 3: Cross multiply
   107,889.72x = 148,888.52 × 60,146.12
4. Step 4: Simplify right side
   107,889.72x = 8,955,066,790.54
5. Step 5: Solve for x
   x = 8,955,066,790.54/107,889.72
6. Step 6: Final answer
   x = 83,002.04