Finding the Fourth Proportional to 1,088,623.35, 1,502,485.83 and 630,017.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,088,623.35 : 1,502,485.83 = 630,017.15 : x
2. Step 2: Convert to fraction form
   1,088,623.35/1,502,485.83 = 630,017.15/x
3. Step 3: Cross multiply
   1,088,623.35x = 1,502,485.83 × 630,017.15
4. Step 4: Simplify right side
   1,088,623.35x = 946,591,833,019.56
5. Step 5: Solve for x
   x = 946,591,833,019.56/1,088,623.35
6. Step 6: Final answer
   x = 869,531.08