Finding the Fourth Proportional to 101,008.22, 139,401.20 and 75,470.27

Step by Step Solution

1. Step 1: Write the proportion equation
   101,008.22 : 139,401.20 = 75,470.27 : x
2. Step 2: Convert to fraction form
   101,008.22/139,401.20 = 75,470.27/x
3. Step 3: Cross multiply
   101,008.22x = 139,401.20 × 75,470.27
4. Step 4: Simplify right side
   101,008.22x = 10,520,646,202.32
5. Step 5: Solve for x
   x = 10,520,646,202.32/101,008.22
6. Step 6: Final answer
   x = 104,156.34