Finding the Fourth Proportional to 67,907.55, 101,403.98 and 55,451.91

Step by Step Solution

1. Step 1: Write the proportion equation
   67,907.55 : 101,403.98 = 55,451.91 : x
2. Step 2: Convert to fraction form
   67,907.55/101,403.98 = 55,451.91/x
3. Step 3: Cross multiply
   67,907.55x = 101,403.98 × 55,451.91
4. Step 4: Simplify right side
   67,907.55x = 5,623,044,095.34
5. Step 5: Solve for x
   x = 5,623,044,095.34/67,907.55
6. Step 6: Final answer
   x = 82,804.40