Finding the Fourth Proportional to 16,271,818.20, 24,406,949.70 and 5,488,061.40

Step by Step Solution

1. Step 1: Write the proportion equation
   16,271,818.20 : 24,406,949.70 = 5,488,061.40 : x
2. Step 2: Convert to fraction form
   16,271,818.20/24,406,949.70 = 5,488,061.40/x
3. Step 3: Cross multiply
   16,271,818.20x = 24,406,949.70 × 5,488,061.40
4. Step 4: Simplify right side
   16,271,818.20x = 133,946,838,540,311.58
5. Step 5: Solve for x
   x = 133,946,838,540,311.58/16,271,818.20
6. Step 6: Final answer
   x = 8,231,829.84