Finding the Fourth Proportional to 134,459.81, 201,642.71 and 39,664.83

Step by Step Solution

1. Step 1: Write the proportion equation
   134,459.81 : 201,642.71 = 39,664.83 : x
2. Step 2: Convert to fraction form
   134,459.81/201,642.71 = 39,664.83/x
3. Step 3: Cross multiply
   134,459.81x = 201,642.71 × 39,664.83
4. Step 4: Simplify right side
   134,459.81x = 7,998,123,812.89
5. Step 5: Solve for x
   x = 7,998,123,812.89/134,459.81
6. Step 6: Final answer
   x = 59,483.38