Finding the Fourth Proportional to 13,263,667.16, 19,895,499.42 and 3,679,046.12

Step by Step Solution

1. Step 1: Write the proportion equation
   13,263,667.16 : 19,895,499.42 = 3,679,046.12 : x
2. Step 2: Convert to fraction form
   13,263,667.16/19,895,499.42 = 3,679,046.12/x
3. Step 3: Cross multiply
   13,263,667.16x = 19,895,499.42 × 3,679,046.12
4. Step 4: Simplify right side
   13,263,667.16x = 73,196,459,946,613.27
5. Step 5: Solve for x
   x = 73,196,459,946,613.27/13,263,667.16
6. Step 6: Final answer
   x = 5,518,568.81