Finding the Third Proportional to 51,383,148 and 105,490,269

Step by Step Solution

1. Step 1: Write the proportion equation
   51,383,148 : 105,490,269 = 105,490,269 : x
2. Step 2: Convert to fraction form
   51,383,148/105,490,269 = 105,490,269/x
3. Step 3: Cross multiply
   51,383,148x = 105,490,269 × 105,490,269
4. Step 4: Simplify right side
   51,383,148x = 11,128,196,853,692,360
5. Step 5: Solve for x
   x = 11,128,196,853,692,360/51,383,148
6. Step 6: Final answer
   x = 216,572,889.88