Finding the Third Proportional to 45,898,848 and 99,872,856

Step by Step Solution

1. Step 1: Write the proportion equation
   45,898,848 : 99,872,856 = 99,872,856 : x
2. Step 2: Convert to fraction form
   45,898,848/99,872,856 = 99,872,856/x
3. Step 3: Cross multiply
   45,898,848x = 99,872,856 × 99,872,856
4. Step 4: Simplify right side
   45,898,848x = 9,974,587,365,596,736
5. Step 5: Solve for x
   x = 9,974,587,365,596,736/45,898,848
6. Step 6: Final answer
   x = 217,316,725.81