Finding the Fourth Proportional to 25,818,686.42, 35,630,426.18 and 14,058,599.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,818,686.42 : 35,630,426.18 = 14,058,599.50 : x
2. Step 2: Convert to fraction form
   25,818,686.42/35,630,426.18 = 14,058,599.50/x
3. Step 3: Cross multiply
   25,818,686.42x = 35,630,426.18 × 14,058,599.50
4. Step 4: Simplify right side
   25,818,686.42x = 500,913,891,678,934.88
5. Step 5: Solve for x
   x = 500,913,891,678,934.88/25,818,686.42
6. Step 6: Final answer
   x = 19,401,215.21