Finding the Third Proportional to 3,787,902 and 9,128,583

Step by Step Solution

1. Step 1: Write the proportion equation
   3,787,902 : 9,128,583 = 9,128,583 : x
2. Step 2: Convert to fraction form
   3,787,902/9,128,583 = 9,128,583/x
3. Step 3: Cross multiply
   3,787,902x = 9,128,583 × 9,128,583
4. Step 4: Simplify right side
   3,787,902x = 83,331,027,587,889
5. Step 5: Solve for x
   x = 83,331,027,587,889/3,787,902
6. Step 6: Final answer
   x = 21,999,256.47