Finding the Fourth Proportional to 6,070.32, 9,100.89 and 3,146.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,070.32 : 9,100.89 = 3,146.76 : x
2. Step 2: Convert to fraction form
   6,070.32/9,100.89 = 3,146.76/x
3. Step 3: Cross multiply
   6,070.32x = 9,100.89 × 3,146.76
4. Step 4: Simplify right side
   6,070.32x = 28,638,316.62
5. Step 5: Solve for x
   x = 28,638,316.62/6,070.32
6. Step 6: Final answer
   x = 4,717.76