Finding the Fourth Proportional to 2,862,861.86, 3,949,432.45 and 2,536,507.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,862,861.86 : 3,949,432.45 = 2,536,507.50 : x
2. Step 2: Convert to fraction form
   2,862,861.86/3,949,432.45 = 2,536,507.50/x
3. Step 3: Cross multiply
   2,862,861.86x = 3,949,432.45 × 2,536,507.50
4. Step 4: Simplify right side
   2,862,861.86x = 10,017,765,030,168.38
5. Step 5: Solve for x
   x = 10,017,765,030,168.38/2,862,861.86
6. Step 6: Final answer
   x = 3,499,213.56