Finding the Fourth Proportional to 67,575.81, 93,147.27 and 53,212.86

Step by Step Solution

1. Step 1: Write the proportion equation
   67,575.81 : 93,147.27 = 53,212.86 : x
2. Step 2: Convert to fraction form
   67,575.81/93,147.27 = 53,212.86/x
3. Step 3: Cross multiply
   67,575.81x = 93,147.27 × 53,212.86
4. Step 4: Simplify right side
   67,575.81x = 4,956,632,438.34
5. Step 5: Solve for x
   x = 4,956,632,438.34/67,575.81
6. Step 6: Final answer
   x = 73,349.21