Finding the Third Proportional to 165,499,886 and 348,151,046

Step by Step Solution

1. Step 1: Write the proportion equation
   165,499,886 : 348,151,046 = 348,151,046 : x
2. Step 2: Convert to fraction form
   165,499,886/348,151,046 = 348,151,046/x
3. Step 3: Cross multiply
   165,499,886x = 348,151,046 × 348,151,046
4. Step 4: Simplify right side
   165,499,886x = 121,209,150,830,894,112
5. Step 5: Solve for x
   x = 121,209,150,830,894,112/165,499,886
6. Step 6: Final answer
   x = 732,382,080.50