Finding the Fourth Proportional to 496,753.25, 745,136.86 and 141,767.31

Step by Step Solution

1. Step 1: Write the proportion equation
   496,753.25 : 745,136.86 = 141,767.31 : x
2. Step 2: Convert to fraction form
   496,753.25/745,136.86 = 141,767.31/x
3. Step 3: Cross multiply
   496,753.25x = 745,136.86 × 141,767.31
4. Step 4: Simplify right side
   496,753.25x = 105,636,043,789.53
5. Step 5: Solve for x
   x = 105,636,043,789.53/496,753.25
6. Step 6: Final answer
   x = 212,652.95