Finding the Fourth Proportional to 67,438.69, 93,051.50 and 38,752.81

Step by Step Solution

1. Step 1: Write the proportion equation
   67,438.69 : 93,051.50 = 38,752.81 : x
2. Step 2: Convert to fraction form
   67,438.69/93,051.50 = 38,752.81/x
3. Step 3: Cross multiply
   67,438.69x = 93,051.50 × 38,752.81
4. Step 4: Simplify right side
   67,438.69x = 3,606,007,099.72
5. Step 5: Solve for x
   x = 3,606,007,099.72/67,438.69
6. Step 6: Final answer
   x = 53,470.89