Finding the Fourth Proportional to 148,085.04, 204,144.79 and 105,569.76

Step by Step Solution

1. Step 1: Write the proportion equation
   148,085.04 : 204,144.79 = 105,569.76 : x
2. Step 2: Convert to fraction form
   148,085.04/204,144.79 = 105,569.76/x
3. Step 3: Cross multiply
   148,085.04x = 204,144.79 × 105,569.76
4. Step 4: Simplify right side
   148,085.04x = 21,551,516,485.55
5. Step 5: Solve for x
   x = 21,551,516,485.55/148,085.04
6. Step 6: Final answer
   x = 145,534.73