Finding the Fourth Proportional to 148,983.30, 205,395.71 and 101,153.61

Step by Step Solution

1. Step 1: Write the proportion equation
   148,983.30 : 205,395.71 = 101,153.61 : x
2. Step 2: Convert to fraction form
   148,983.30/205,395.71 = 101,153.61/x
3. Step 3: Cross multiply
   148,983.30x = 205,395.71 × 101,153.61
4. Step 4: Simplify right side
   148,983.30x = 20,776,517,039.25
5. Step 5: Solve for x
   x = 20,776,517,039.25/148,983.30
6. Step 6: Final answer
   x = 139,455.34