Finding the Third Proportional to 86,550,680 and 182,759,128

Step by Step Solution

1. Step 1: Write the proportion equation
   86,550,680 : 182,759,128 = 182,759,128 : x
2. Step 2: Convert to fraction form
   86,550,680/182,759,128 = 182,759,128/x
3. Step 3: Cross multiply
   86,550,680x = 182,759,128 × 182,759,128
4. Step 4: Simplify right side
   86,550,680x = 33,400,898,867,320,384
5. Step 5: Solve for x
   x = 33,400,898,867,320,384/86,550,680
6. Step 6: Final answer
   x = 385,911,455.20