Finding the Fourth Proportional to 6,142,108.31, 8,476,085.62 and 3,388,967.09

Step by Step Solution

1. Step 1: Write the proportion equation
   6,142,108.31 : 8,476,085.62 = 3,388,967.09 : x
2. Step 2: Convert to fraction form
   6,142,108.31/8,476,085.62 = 3,388,967.09/x
3. Step 3: Cross multiply
   6,142,108.31x = 8,476,085.62 × 3,388,967.09
4. Step 4: Simplify right side
   6,142,108.31x = 28,725,175,243,628.67
5. Step 5: Solve for x
   x = 28,725,175,243,628.67/6,142,108.31
6. Step 6: Final answer
   x = 4,676,761.43