Finding the Fourth Proportional to 148,043.72, 204,320.10 and 83,526.20

Step by Step Solution

1. Step 1: Write the proportion equation
   148,043.72 : 204,320.10 = 83,526.20 : x
2. Step 2: Convert to fraction form
   148,043.72/204,320.10 = 83,526.20/x
3. Step 3: Cross multiply
   148,043.72x = 204,320.10 × 83,526.20
4. Step 4: Simplify right side
   148,043.72x = 17,066,081,536.62
5. Step 5: Solve for x
   x = 17,066,081,536.62/148,043.72
6. Step 6: Final answer
   x = 115,277.31