Finding the Fourth Proportional to 8,191,742.63, 12,293,099.54 and 3,399,436.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,191,742.63 : 12,293,099.54 = 3,399,436.50 : x
2. Step 2: Convert to fraction form
   8,191,742.63/12,293,099.54 = 3,399,436.50/x
3. Step 3: Cross multiply
   8,191,742.63x = 12,293,099.54 × 3,399,436.50
4. Step 4: Simplify right side
   8,191,742.63x = 41,789,611,257,412.03
5. Step 5: Solve for x
   x = 41,789,611,257,412.03/8,191,742.63
6. Step 6: Final answer
   x = 5,101,431.18