Finding the Fourth Proportional to 10,392,979.80, 14,341,731.88 and 5,746,496.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,392,979.80 : 14,341,731.88 = 5,746,496.64 : x
2. Step 2: Convert to fraction form
   10,392,979.80/14,341,731.88 = 5,746,496.64/x
3. Step 3: Cross multiply
   10,392,979.80x = 14,341,731.88 × 5,746,496.64
4. Step 4: Simplify right side
   10,392,979.80x = 82,414,714,060,200.89
5. Step 5: Solve for x
   x = 82,414,714,060,200.89/10,392,979.80
6. Step 6: Final answer
   x = 7,929,844.53