Finding the Fourth Proportional to 105,902.04, 146,148.25 and 60,580.11

Step by Step Solution

1. Step 1: Write the proportion equation
   105,902.04 : 146,148.25 = 60,580.11 : x
2. Step 2: Convert to fraction form
   105,902.04/146,148.25 = 60,580.11/x
3. Step 3: Cross multiply
   105,902.04x = 146,148.25 × 60,580.11
4. Step 4: Simplify right side
   105,902.04x = 8,853,677,061.31
5. Step 5: Solve for x
   x = 8,853,677,061.31/105,902.04
6. Step 6: Final answer
   x = 83,602.52