Finding the Fourth Proportional to 101,139.60, 141,333 and 101,139.60

Step by Step Solution

1. Step 1: Write the proportion equation
   101,139.60 : 141,333 = 101,139.60 : x
2. Step 2: Convert to fraction form
   101,139.60/141,333 = 101,139.60/x
3. Step 3: Cross multiply
   101,139.60x = 141,333 × 101,139.60
4. Step 4: Simplify right side
   101,139.60x = 14,294,363,086.80
5. Step 5: Solve for x
   x = 14,294,363,086.80/101,139.60
6. Step 6: Final answer
   x = 141,333