Finding the Fourth Proportional to 1,113,910.14, 1,536,932.56 and 630,475.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,113,910.14 : 1,536,932.56 = 630,475.31 : x
2. Step 2: Convert to fraction form
   1,113,910.14/1,536,932.56 = 630,475.31/x
3. Step 3: Cross multiply
   1,113,910.14x = 1,536,932.56 × 630,475.31
4. Step 4: Simplify right side
   1,113,910.14x = 968,998,032,215.09
5. Step 5: Solve for x
   x = 968,998,032,215.09/1,113,910.14
6. Step 6: Final answer
   x = 869,906.82