Finding the Fourth Proportional to 12,995,912, 19,500,687.84 and 5,325,250.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,995,912 : 19,500,687.84 = 5,325,250.88 : x
2. Step 2: Convert to fraction form
   12,995,912/19,500,687.84 = 5,325,250.88/x
3. Step 3: Cross multiply
   12,995,912x = 19,500,687.84 × 5,325,250.88
4. Step 4: Simplify right side
   12,995,912x = 103,846,055,080,565.30
5. Step 5: Solve for x
   x = 103,846,055,080,565.30/12,995,912
6. Step 6: Final answer
   x = 7,990,670.84