Finding the Fourth Proportional to 67,554.38, 101,276.86 and 28,141

Step by Step Solution

1. Step 1: Write the proportion equation
   67,554.38 : 101,276.86 = 28,141 : x
2. Step 2: Convert to fraction form
   67,554.38/101,276.86 = 28,141/x
3. Step 3: Cross multiply
   67,554.38x = 101,276.86 × 28,141
4. Step 4: Simplify right side
   67,554.38x = 2,850,032,117.26
5. Step 5: Solve for x
   x = 2,850,032,117.26/67,554.38
6. Step 6: Final answer
   x = 42,188.71