Finding the Fourth Proportional to 6,118,621.94, 8,443,705.29 and 3,402,309.62

Step by Step Solution

1. Step 1: Write the proportion equation
   6,118,621.94 : 8,443,705.29 = 3,402,309.62 : x
2. Step 2: Convert to fraction form
   6,118,621.94/8,443,705.29 = 3,402,309.62/x
3. Step 3: Cross multiply
   6,118,621.94x = 8,443,705.29 × 3,402,309.62
4. Step 4: Simplify right side
   6,118,621.94x = 28,728,099,736,611.89
5. Step 5: Solve for x
   x = 28,728,099,736,611.89/6,118,621.94
6. Step 6: Final answer
   x = 4,695,191.18