Finding the Third Proportional to 5,671,904 and 8,488,051

Step by Step Solution

1. Step 1: Write the proportion equation
   5,671,904 : 8,488,051 = 8,488,051 : x
2. Step 2: Convert to fraction form
   5,671,904/8,488,051 = 8,488,051/x
3. Step 3: Cross multiply
   5,671,904x = 8,488,051 × 8,488,051
4. Step 4: Simplify right side
   5,671,904x = 72,047,009,778,601
5. Step 5: Solve for x
   x = 72,047,009,778,601/5,671,904
6. Step 6: Final answer
   x = 12,702,438.15