Finding the Fourth Proportional to 6,123.31, 9,188.43 and 2,612.99

Step by Step Solution

1. Step 1: Write the proportion equation
   6,123.31 : 9,188.43 = 2,612.99 : x
2. Step 2: Convert to fraction form
   6,123.31/9,188.43 = 2,612.99/x
3. Step 3: Cross multiply
   6,123.31x = 9,188.43 × 2,612.99
4. Step 4: Simplify right side
   6,123.31x = 24,009,275.71
5. Step 5: Solve for x
   x = 24,009,275.71/6,123.31
6. Step 6: Final answer
   x = 3,920.96