Finding the Fourth Proportional to 76,061.41, 104,932.61 and 50,919.01

Step by Step Solution

1. Step 1: Write the proportion equation
   76,061.41 : 104,932.61 = 50,919.01 : x
2. Step 2: Convert to fraction form
   76,061.41/104,932.61 = 50,919.01/x
3. Step 3: Cross multiply
   76,061.41x = 104,932.61 × 50,919.01
4. Step 4: Simplify right side
   76,061.41x = 5,343,064,363.32
5. Step 5: Solve for x
   x = 5,343,064,363.32/76,061.41
6. Step 6: Final answer
   x = 70,246.72