Finding the Third Proportional to 25,886,142 and 56,172,526

Step by Step Solution

1. Step 1: Write the proportion equation
   25,886,142 : 56,172,526 = 56,172,526 : x
2. Step 2: Convert to fraction form
   25,886,142/56,172,526 = 56,172,526/x
3. Step 3: Cross multiply
   25,886,142x = 56,172,526 × 56,172,526
4. Step 4: Simplify right side
   25,886,142x = 3,155,352,677,220,676
5. Step 5: Solve for x
   x = 3,155,352,677,220,676/25,886,142
6. Step 6: Final answer
   x = 121,893,508.78