Finding the Fourth Proportional to 1,166,886.18, 1,610,300.52 and 630,342.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,166,886.18 : 1,610,300.52 = 630,342.18 : x
2. Step 2: Convert to fraction form
   1,166,886.18/1,610,300.52 = 630,342.18/x
3. Step 3: Cross multiply
   1,166,886.18x = 1,610,300.52 × 630,342.18
4. Step 4: Simplify right side
   1,166,886.18x = 1,015,040,340,231.93
5. Step 5: Solve for x
   x = 1,015,040,340,231.93/1,166,886.18
6. Step 6: Final answer
   x = 869,870.91