Finding the Fourth Proportional to 280,184,109.30, 419,142,423.15 and 246,171,885.30

Step by Step Solution

1. Step 1: Write the proportion equation
   280,184,109.30 : 419,142,423.15 = 246,171,885.30 : x
2. Step 2: Convert to fraction form
   280,184,109.30/419,142,423.15 = 246,171,885.30/x
3. Step 3: Cross multiply
   280,184,109.30x = 419,142,423.15 × 246,171,885.30
4. Step 4: Simplify right side
   280,184,109.30x = 103,181,080,516,045,856
5. Step 5: Solve for x
   x = 103,181,080,516,045,856/280,184,109.30
6. Step 6: Final answer
   x = 368,261,714.68