Finding the Third Proportional to 3,119,200 and 4,712,784

Step by Step Solution

1. Step 1: Write the proportion equation
   3,119,200 : 4,712,784 = 4,712,784 : x
2. Step 2: Convert to fraction form
   3,119,200/4,712,784 = 4,712,784/x
3. Step 3: Cross multiply
   3,119,200x = 4,712,784 × 4,712,784
4. Step 4: Simplify right side
   3,119,200x = 22,210,333,030,656
5. Step 5: Solve for x
   x = 22,210,333,030,656/3,119,200
6. Step 6: Final answer
   x = 7,120,522.26