Finding the Fourth Proportional to 105,095.12, 145,050.06 and 62,656.42

Step by Step Solution

1. Step 1: Write the proportion equation
   105,095.12 : 145,050.06 = 62,656.42 : x
2. Step 2: Convert to fraction form
   105,095.12/145,050.06 = 62,656.42/x
3. Step 3: Cross multiply
   105,095.12x = 145,050.06 × 62,656.42
4. Step 4: Simplify right side
   105,095.12x = 9,088,317,480.39
5. Step 5: Solve for x
   x = 9,088,317,480.39/105,095.12
6. Step 6: Final answer
   x = 86,477.06