Finding the Fourth Proportional to 148,663.01, 205,156.46 and 80,680.59

Step by Step Solution

1. Step 1: Write the proportion equation
   148,663.01 : 205,156.46 = 80,680.59 : x
2. Step 2: Convert to fraction form
   148,663.01/205,156.46 = 80,680.59/x
3. Step 3: Cross multiply
   148,663.01x = 205,156.46 × 80,680.59
4. Step 4: Simplify right side
   148,663.01x = 16,552,144,436.81
5. Step 5: Solve for x
   x = 16,552,144,436.81/148,663.01
6. Step 6: Final answer
   x = 111,340.03