Finding the Fourth Proportional to 67,445.20, 93,077.49 and 38,774.17

Step by Step Solution

1. Step 1: Write the proportion equation
   67,445.20 : 93,077.49 = 38,774.17 : x
2. Step 2: Convert to fraction form
   67,445.20/93,077.49 = 38,774.17/x
3. Step 3: Cross multiply
   67,445.20x = 93,077.49 × 38,774.17
4. Step 4: Simplify right side
   67,445.20x = 3,609,002,420.43
5. Step 5: Solve for x
   x = 3,609,002,420.43/67,445.20
6. Step 6: Final answer
   x = 53,510.14