Finding the Fourth Proportional to 148,387.55, 204,772.71 and 80,402.93

Step by Step Solution

1. Step 1: Write the proportion equation
   148,387.55 : 204,772.71 = 80,402.93 : x
2. Step 2: Convert to fraction form
   148,387.55/204,772.71 = 80,402.93/x
3. Step 3: Cross multiply
   148,387.55x = 204,772.71 × 80,402.93
4. Step 4: Simplify right side
   148,387.55x = 16,464,325,461.32
5. Step 5: Solve for x
   x = 16,464,325,461.32/148,387.55
6. Step 6: Final answer
   x = 110,954.90