Finding the Fourth Proportional to 9,009.18, 12,432.87 and 5,030.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,009.18 : 12,432.87 = 5,030.10 : x
2. Step 2: Convert to fraction form
   9,009.18/12,432.87 = 5,030.10/x
3. Step 3: Cross multiply
   9,009.18x = 12,432.87 × 5,030.10
4. Step 4: Simplify right side
   9,009.18x = 62,538,579.39
5. Step 5: Solve for x
   x = 62,538,579.39/9,009.18
6. Step 6: Final answer
   x = 6,941.65