Finding the Fourth Proportional to 105,875.27, 146,079.34 and 60,543.90

Step by Step Solution

1. Step 1: Write the proportion equation
   105,875.27 : 146,079.34 = 60,543.90 : x
2. Step 2: Convert to fraction form
   105,875.27/146,079.34 = 60,543.90/x
3. Step 3: Cross multiply
   105,875.27x = 146,079.34 × 60,543.90
4. Step 4: Simplify right side
   105,875.27x = 8,844,212,953.03
5. Step 5: Solve for x
   x = 8,844,212,953.03/105,875.27
6. Step 6: Final answer
   x = 83,534.27