Finding the Fourth Proportional to 12,295,470.30, 18,428,443.20 and 5,103,302.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,295,470.30 : 18,428,443.20 = 5,103,302.10 : x
2. Step 2: Convert to fraction form
   12,295,470.30/18,428,443.20 = 5,103,302.10/x
3. Step 3: Cross multiply
   12,295,470.30x = 18,428,443.20 × 5,103,302.10
4. Step 4: Simplify right side
   12,295,470.30x = 94,045,912,882,290.70
5. Step 5: Solve for x
   x = 94,045,912,882,290.70/12,295,470.30
6. Step 6: Final answer
   x = 7,648,826.00