Finding the Fourth Proportional to 148,114.86, 204,385.77 and 83,580.54

Step by Step Solution

1. Step 1: Write the proportion equation
   148,114.86 : 204,385.77 = 83,580.54 : x
2. Step 2: Convert to fraction form
   148,114.86/204,385.77 = 83,580.54/x
3. Step 3: Cross multiply
   148,114.86x = 204,385.77 × 83,580.54
4. Step 4: Simplify right side
   148,114.86x = 17,082,673,024.92
5. Step 5: Solve for x
   x = 17,082,673,024.92/148,114.86
6. Step 6: Final answer
   x = 115,333.96