Finding the Fourth Proportional to 148,371, 204,751.98 and 81,301.56

Step by Step Solution

1. Step 1: Write the proportion equation
   148,371 : 204,751.98 = 81,301.56 : x
2. Step 2: Convert to fraction form
   148,371/204,751.98 = 81,301.56/x
3. Step 3: Cross multiply
   148,371x = 204,751.98 × 81,301.56
4. Step 4: Simplify right side
   148,371x = 16,646,655,387.09
5. Step 5: Solve for x
   x = 16,646,655,387.09/148,371
6. Step 6: Final answer
   x = 112,196.15