Finding the Fourth Proportional to 105,071.39, 145,002.59 and 59,753.51

Step by Step Solution

1. Step 1: Write the proportion equation
   105,071.39 : 145,002.59 = 59,753.51 : x
2. Step 2: Convert to fraction form
   105,071.39/145,002.59 = 59,753.51/x
3. Step 3: Cross multiply
   105,071.39x = 145,002.59 × 59,753.51
4. Step 4: Simplify right side
   105,071.39x = 8,664,412,687.81
5. Step 5: Solve for x
   x = 8,664,412,687.81/105,071.39
6. Step 6: Final answer
   x = 82,462.15