Finding the Fourth Proportional to 99,043.46, 148,563.72 and 39,877.62

Step by Step Solution

1. Step 1: Write the proportion equation
   99,043.46 : 148,563.72 = 39,877.62 : x
2. Step 2: Convert to fraction form
   99,043.46/148,563.72 = 39,877.62/x
3. Step 3: Cross multiply
   99,043.46x = 148,563.72 × 39,877.62
4. Step 4: Simplify right side
   99,043.46x = 5,924,367,014.83
5. Step 5: Solve for x
   x = 5,924,367,014.83/99,043.46
6. Step 6: Final answer
   x = 59,815.83