Finding the Fourth Proportional to 2,808,188.01, 4,211,478.50 and 915,094.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,808,188.01 : 4,211,478.50 = 915,094.89 : x
2. Step 2: Convert to fraction form
   2,808,188.01/4,211,478.50 = 915,094.89/x
3. Step 3: Cross multiply
   2,808,188.01x = 4,211,478.50 × 915,094.89
4. Step 4: Simplify right side
   2,808,188.01x = 3,853,902,450,119.39
5. Step 5: Solve for x
   x = 3,853,902,450,119.39/2,808,188.01
6. Step 6: Final answer
   x = 1,372,380.49