Finding the Fourth Proportional to 6,447,667.42, 8,897,854.42 and 3,694,299.63

Step by Step Solution

1. Step 1: Write the proportion equation
   6,447,667.42 : 8,897,854.42 = 3,694,299.63 : x
2. Step 2: Convert to fraction form
   6,447,667.42/8,897,854.42 = 3,694,299.63/x
3. Step 3: Cross multiply
   6,447,667.42x = 8,897,854.42 × 3,694,299.63
4. Step 4: Simplify right side
   6,447,667.42x = 32,871,340,291,599.86
5. Step 5: Solve for x
   x = 32,871,340,291,599.86/6,447,667.42
6. Step 6: Final answer
   x = 5,098,175.53