Finding the Fourth Proportional to 67,368.32, 101,139.96 and 51,796.88

Step by Step Solution

1. Step 1: Write the proportion equation
   67,368.32 : 101,139.96 = 51,796.88 : x
2. Step 2: Convert to fraction form
   67,368.32/101,139.96 = 51,796.88/x
3. Step 3: Cross multiply
   67,368.32x = 101,139.96 × 51,796.88
4. Step 4: Simplify right side
   67,368.32x = 5,238,734,371.32
5. Step 5: Solve for x
   x = 5,238,734,371.32/67,368.32
6. Step 6: Final answer
   x = 77,762.58