Finding the Fourth Proportional to 6,405,680.34, 8,839,838.88 and 3,505,071.24

Step by Step Solution

1. Step 1: Write the proportion equation
   6,405,680.34 : 8,839,838.88 = 3,505,071.24 : x
2. Step 2: Convert to fraction form
   6,405,680.34/8,839,838.88 = 3,505,071.24/x
3. Step 3: Cross multiply
   6,405,680.34x = 8,839,838.88 × 3,505,071.24
4. Step 4: Simplify right side
   6,405,680.34x = 30,984,265,024,521.82
5. Step 5: Solve for x
   x = 30,984,265,024,521.82/6,405,680.34
6. Step 6: Final answer
   x = 4,836,998.32