Finding the Fourth Proportional to 2,847,925.50, 4,272,588.12 and 853,381.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,847,925.50 : 4,272,588.12 = 853,381.50 : x
2. Step 2: Convert to fraction form
   2,847,925.50/4,272,588.12 = 853,381.50/x
3. Step 3: Cross multiply
   2,847,925.50x = 4,272,588.12 × 853,381.50
4. Step 4: Simplify right side
   2,847,925.50x = 3,646,147,658,727.78
5. Step 5: Solve for x
   x = 3,646,147,658,727.78/2,847,925.50
6. Step 6: Final answer
   x = 1,280,281.97