Finding the Fourth Proportional to 101,006.12, 139,388.72 and 60,742.94

Step by Step Solution

1. Step 1: Write the proportion equation
   101,006.12 : 139,388.72 = 60,742.94 : x
2. Step 2: Convert to fraction form
   101,006.12/139,388.72 = 60,742.94/x
3. Step 3: Cross multiply
   101,006.12x = 139,388.72 × 60,742.94
4. Step 4: Simplify right side
   101,006.12x = 8,466,880,459.02
5. Step 5: Solve for x
   x = 8,466,880,459.02/101,006.12
6. Step 6: Final answer
   x = 83,825.42