Finding the Fourth Proportional to 148,641, 205,150.50 and 84,981.48

Step by Step Solution

1. Step 1: Write the proportion equation
   148,641 : 205,150.50 = 84,981.48 : x
2. Step 2: Convert to fraction form
   148,641/205,150.50 = 84,981.48/x
3. Step 3: Cross multiply
   148,641x = 205,150.50 × 84,981.48
4. Step 4: Simplify right side
   148,641x = 17,433,993,112.74
5. Step 5: Solve for x
   x = 17,433,993,112.74/148,641
6. Step 6: Final answer
   x = 117,289.26