Finding the Fourth Proportional to 105,053.64, 144,992.82 and 62,614.86

Step by Step Solution

1. Step 1: Write the proportion equation
   105,053.64 : 144,992.82 = 62,614.86 : x
2. Step 2: Convert to fraction form
   105,053.64/144,992.82 = 62,614.86/x
3. Step 3: Cross multiply
   105,053.64x = 144,992.82 × 62,614.86
4. Step 4: Simplify right side
   105,053.64x = 9,078,705,125.31
5. Step 5: Solve for x
   x = 9,078,705,125.31/105,053.64
6. Step 6: Final answer
   x = 86,419.71