Finding the Fourth Proportional to 148,870.84, 205,439.27 and 80,888.86

Step by Step Solution

1. Step 1: Write the proportion equation
   148,870.84 : 205,439.27 = 80,888.86 : x
2. Step 2: Convert to fraction form
   148,870.84/205,439.27 = 80,888.86/x
3. Step 3: Cross multiply
   148,870.84x = 205,439.27 × 80,888.86
4. Step 4: Simplify right side
   148,870.84x = 16,617,747,322.34
5. Step 5: Solve for x
   x = 16,617,747,322.34/148,870.84
6. Step 6: Final answer
   x = 111,625.27